1 /*
   2  * Copyright (c) 1997, 2026, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #ifndef CPU_X86_MACROASSEMBLER_X86_HPP
  26 #define CPU_X86_MACROASSEMBLER_X86_HPP
  27 
  28 #include "asm/assembler.hpp"
  29 #include "asm/register.hpp"
  30 #include "code/vmreg.inline.hpp"
  31 #include "compiler/oopMap.hpp"
  32 #include "utilities/macros.hpp"
  33 #include "runtime/signature.hpp"
  34 #include "runtime/vm_version.hpp"
  35 #include "utilities/checkedCast.hpp"
  36 
  37 class ciInlineKlass;
  38 
  39 // MacroAssembler extends Assembler by frequently used macros.
  40 //
  41 // Instructions for which a 'better' code sequence exists depending
  42 // on arguments should also go in here.
  43 
  44 class MacroAssembler: public Assembler {
  45   friend class LIR_Assembler;
  46   friend class Runtime1;      // as_Address()
  47 
  48  public:
  49   // Support for VM calls
  50   //
  51   // This is the base routine called by the different versions of call_VM_leaf. The interpreter
  52   // may customize this version by overriding it for its purposes (e.g., to save/restore
  53   // additional registers when doing a VM call).
  54 
  55   virtual void call_VM_leaf_base(
  56     address entry_point,               // the entry point
  57     int     number_of_arguments        // the number of arguments to pop after the call
  58   );
  59 
  60  protected:
  61   // This is the base routine called by the different versions of call_VM. The interpreter
  62   // may customize this version by overriding it for its purposes (e.g., to save/restore
  63   // additional registers when doing a VM call).
  64   //
  65   // call_VM_base returns the register which contains the thread upon return.
  66   // If no last_java_sp is specified (noreg) than rsp will be used instead.
  67   virtual void call_VM_base(           // returns the register containing the thread upon return
  68     Register oop_result,               // where an oop-result ends up if any; use noreg otherwise
  69     Register last_java_sp,             // to set up last_Java_frame in stubs; use noreg otherwise
  70     address  entry_point,              // the entry point
  71     int      number_of_arguments,      // the number of arguments (w/o thread) to pop after the call
  72     bool     check_exceptions          // whether to check for pending exceptions after return
  73   );
  74 
  75   void call_VM_helper(Register oop_result, address entry_point, int number_of_arguments, bool check_exceptions = true);
  76 
  77  public:
  78   MacroAssembler(CodeBuffer* code) : Assembler(code) {}
  79 
  80  // These routines should emit JVMTI PopFrame and ForceEarlyReturn handling code.
  81  // The implementation is only non-empty for the InterpreterMacroAssembler,
  82  // as only the interpreter handles PopFrame and ForceEarlyReturn requests.
  83  virtual void check_and_handle_popframe();
  84  virtual void check_and_handle_earlyret();
  85 
  86   Address as_Address(AddressLiteral adr);
  87   Address as_Address(ArrayAddress adr, Register rscratch);
  88 
  89   // Support for null-checks
  90   //
  91   // Generates code that causes a null OS exception if the content of reg is null.
  92   // If the accessed location is M[reg + offset] and the offset is known, provide the
  93   // offset. No explicit code generation is needed if the offset is within a certain
  94   // range (0 <= offset <= page_size).
  95 
  96   void null_check(Register reg, int offset = -1);
  97   static bool needs_explicit_null_check(intptr_t offset);
  98   static bool uses_implicit_null_check(void* address);
  99 
 100   // markWord tests, kills markWord reg
 101   void test_markword_is_inline_type(Register markword, Label& is_inline_type);
 102 
 103   // inlineKlass queries, kills temp_reg
 104   void test_oop_is_not_inline_type(Register object, Register tmp, Label& not_inline_type, bool can_be_null = true);
 105 
 106   void test_field_is_null_free_inline_type(Register flags, Register temp_reg, Label& is_null_free);
 107   void test_field_is_not_null_free_inline_type(Register flags, Register temp_reg, Label& not_null_free);
 108   void test_field_is_flat(Register flags, Register temp_reg, Label& is_flat);
 109 
 110   // Check oops for special arrays, i.e. flat arrays and/or null-free arrays
 111   void test_oop_prototype_bit(Register oop, Register temp_reg, int32_t test_bit, bool jmp_set, Label& jmp_label);
 112   void test_flat_array_oop(Register oop, Register temp_reg, Label& is_flat_array);
 113   void test_non_flat_array_oop(Register oop, Register temp_reg, Label& is_non_flat_array);
 114   void test_null_free_array_oop(Register oop, Register temp_reg, Label& is_null_free_array);
 115   void test_non_null_free_array_oop(Register oop, Register temp_reg, Label& is_non_null_free_array);
 116 
 117   // Check array klass layout helper for flat or null-free arrays...
 118   void test_flat_array_layout(Register lh, Label& is_flat_array);
 119 
 120   // Required platform-specific helpers for Label::patch_instructions.
 121   // They _shadow_ the declarations in AbstractAssembler, which are undefined.
 122   void pd_patch_instruction(address branch, address target, const char* file, int line) {
 123     unsigned char op = branch[0];
 124     assert(op == 0xE8 /* call */ ||
 125         op == 0xE9 /* jmp */ ||
 126         op == 0xEB /* short jmp */ ||
 127         (op & 0xF0) == 0x70 /* short jcc */ ||
 128         (op == 0x0F && (branch[1] & 0xF0) == 0x80) /* jcc */ ||
 129         (op == 0xC7 && branch[1] == 0xF8) /* xbegin */ ||
 130         (op == 0x8D) /* lea */,
 131         "Invalid opcode at patch point");
 132 
 133     if (op == 0xEB || (op & 0xF0) == 0x70) {
 134       // short offset operators (jmp and jcc)
 135       char* disp = (char*) &branch[1];
 136       int imm8 = checked_cast<int>(target - (address) &disp[1]);
 137       guarantee(this->is8bit(imm8), "Short forward jump exceeds 8-bit offset at %s:%d",
 138                 file == nullptr ? "<null>" : file, line);
 139       *disp = (char)imm8;
 140     } else {
 141       int* disp = (int*) &branch[(op == 0x0F || op == 0xC7 || op == 0x8D) ? 2 : 1];
 142       int imm32 = checked_cast<int>(target - (address) &disp[1]);
 143       *disp = imm32;
 144     }
 145   }
 146 
 147   // The following 4 methods return the offset of the appropriate move instruction
 148 
 149   // Support for fast byte/short loading with zero extension (depending on particular CPU)
 150   int load_unsigned_byte(Register dst, Address src);
 151   int load_unsigned_short(Register dst, Address src);
 152 
 153   // Support for fast byte/short loading with sign extension (depending on particular CPU)
 154   int load_signed_byte(Register dst, Address src);
 155   int load_signed_short(Register dst, Address src);
 156 
 157   // Support for sign-extension (hi:lo = extend_sign(lo))
 158   void extend_sign(Register hi, Register lo);
 159 
 160   // Load and store values by size and signed-ness
 161   void load_sized_value(Register dst, Address src, size_t size_in_bytes, bool is_signed, Register dst2 = noreg);
 162   void store_sized_value(Address dst, Register src, size_t size_in_bytes, Register src2 = noreg);
 163 
 164   // Support for inc/dec with optimal instruction selection depending on value
 165 
 166   void increment(Register reg, int value = 1) { incrementq(reg, value); }
 167   void decrement(Register reg, int value = 1) { decrementq(reg, value); }
 168   void increment(Address dst, int value = 1)  { incrementq(dst, value); }
 169   void decrement(Address dst, int value = 1)  { decrementq(dst, value); }
 170 
 171   void decrementl(Address dst, int value = 1);
 172   void decrementl(Register reg, int value = 1);
 173 
 174   void decrementq(Register reg, int value = 1);
 175   void decrementq(Address dst, int value = 1);
 176 
 177   void incrementl(Address dst, int value = 1);
 178   void incrementl(Register reg, int value = 1);
 179 
 180   void incrementq(Register reg, int value = 1);
 181   void incrementq(Address dst, int value = 1);
 182 
 183   void incrementl(AddressLiteral dst, Register rscratch = noreg);
 184   void incrementl(ArrayAddress   dst, Register rscratch);
 185 
 186   void incrementq(AddressLiteral dst, Register rscratch = noreg);
 187 
 188   void movhlf(XMMRegister dst, XMMRegister src, Register rscratch = noreg);
 189 
 190   // Support optimal SSE move instructions.
 191   void movflt(XMMRegister dst, XMMRegister src) {
 192     if (dst-> encoding() == src->encoding()) return;
 193     if (UseXmmRegToRegMoveAll) { movaps(dst, src); return; }
 194     else                       { movss (dst, src); return; }
 195   }
 196   void movflt(XMMRegister dst, Address src) { movss(dst, src); }
 197   void movflt(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
 198   void movflt(Address dst, XMMRegister src) { movss(dst, src); }
 199 
 200   // Move with zero extension
 201   void movfltz(XMMRegister dst, XMMRegister src) { movss(dst, src); }
 202 
 203   void movdbl(XMMRegister dst, XMMRegister src) {
 204     if (dst-> encoding() == src->encoding()) return;
 205     if (UseXmmRegToRegMoveAll) { movapd(dst, src); return; }
 206     else                       { movsd (dst, src); return; }
 207   }
 208 
 209   void movdbl(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
 210 
 211   void movdbl(XMMRegister dst, Address src) {
 212     if (UseXmmLoadAndClearUpper) { movsd (dst, src); return; }
 213     else                         { movlpd(dst, src); return; }
 214   }
 215   void movdbl(Address dst, XMMRegister src) { movsd(dst, src); }
 216 
 217   void flt_to_flt16(Register dst, XMMRegister src, XMMRegister tmp) {
 218     // Use separate tmp XMM register because caller may
 219     // requires src XMM register to be unchanged (as in x86.ad).
 220     vcvtps2ph(tmp, src, 0x04, Assembler::AVX_128bit);
 221     movdl(dst, tmp);
 222     movswl(dst, dst);
 223   }
 224 
 225   void flt16_to_flt(XMMRegister dst, Register src) {
 226     movdl(dst, src);
 227     vcvtph2ps(dst, dst, Assembler::AVX_128bit);
 228   }
 229 
 230   // Alignment
 231   void align32();
 232   void align64();
 233   void align(uint modulus);
 234   void align(uint modulus, uint target);
 235 
 236   void post_call_nop();
 237 
 238   // Stack frame creation/removal
 239   void enter();
 240   void leave();
 241 
 242   // Support for getting the JavaThread pointer (i.e.; a reference to thread-local information).
 243   // The pointer will be loaded into the thread register. This is a slow version that does native call.
 244   // Normally, JavaThread pointer is available in r15_thread, use that where possible.
 245   void get_thread_slow(Register thread);
 246 
 247   // Support for argument shuffling
 248 
 249   // bias in bytes
 250   void move32_64(VMRegPair src, VMRegPair dst, Register tmp = rax, int in_stk_bias = 0, int out_stk_bias = 0);
 251   void long_move(VMRegPair src, VMRegPair dst, Register tmp = rax, int in_stk_bias = 0, int out_stk_bias = 0);
 252   void float_move(VMRegPair src, VMRegPair dst, Register tmp = rax, int in_stk_bias = 0, int out_stk_bias = 0);
 253   void double_move(VMRegPair src, VMRegPair dst, Register tmp = rax, int in_stk_bias = 0, int out_stk_bias = 0);
 254   void move_ptr(VMRegPair src, VMRegPair dst);
 255   void object_move(OopMap* map,
 256                    int oop_handle_offset,
 257                    int framesize_in_slots,
 258                    VMRegPair src,
 259                    VMRegPair dst,
 260                    bool is_receiver,
 261                    int* receiver_offset);
 262 
 263   // Support for VM calls
 264   //
 265   // It is imperative that all calls into the VM are handled via the call_VM macros.
 266   // They make sure that the stack linkage is setup correctly. call_VM's correspond
 267   // to ENTRY/ENTRY_X entry points while call_VM_leaf's correspond to LEAF entry points.
 268 
 269 
 270   void call_VM(Register oop_result,
 271                address entry_point,
 272                bool check_exceptions = true);
 273   void call_VM(Register oop_result,
 274                address entry_point,
 275                Register arg_1,
 276                bool check_exceptions = true);
 277   void call_VM(Register oop_result,
 278                address entry_point,
 279                Register arg_1, Register arg_2,
 280                bool check_exceptions = true);
 281   void call_VM(Register oop_result,
 282                address entry_point,
 283                Register arg_1, Register arg_2, Register arg_3,
 284                bool check_exceptions = true);
 285 
 286   // Overloadings with last_Java_sp
 287   void call_VM(Register oop_result,
 288                Register last_java_sp,
 289                address entry_point,
 290                int number_of_arguments = 0,
 291                bool check_exceptions = true);
 292   void call_VM(Register oop_result,
 293                Register last_java_sp,
 294                address entry_point,
 295                Register arg_1, bool
 296                check_exceptions = true);
 297   void call_VM(Register oop_result,
 298                Register last_java_sp,
 299                address entry_point,
 300                Register arg_1, Register arg_2,
 301                bool check_exceptions = true);
 302   void call_VM(Register oop_result,
 303                Register last_java_sp,
 304                address entry_point,
 305                Register arg_1, Register arg_2, Register arg_3,
 306                bool check_exceptions = true);
 307 
 308   void get_vm_result_oop(Register oop_result);
 309   void get_vm_result_metadata(Register metadata_result);
 310 
 311   // These always tightly bind to MacroAssembler::call_VM_base
 312   // bypassing the virtual implementation
 313   void super_call_VM(Register oop_result, Register last_java_sp, address entry_point, int number_of_arguments = 0, bool check_exceptions = true);
 314   void super_call_VM(Register oop_result, Register last_java_sp, address entry_point, Register arg_1, bool check_exceptions = true);
 315   void super_call_VM(Register oop_result, Register last_java_sp, address entry_point, Register arg_1, Register arg_2, bool check_exceptions = true);
 316   void super_call_VM(Register oop_result, Register last_java_sp, address entry_point, Register arg_1, Register arg_2, Register arg_3, bool check_exceptions = true);
 317   void super_call_VM(Register oop_result, Register last_java_sp, address entry_point, Register arg_1, Register arg_2, Register arg_3, Register arg_4, bool check_exceptions = true);
 318 
 319   void call_VM_leaf0(address entry_point);
 320   void call_VM_leaf(address entry_point,
 321                     int number_of_arguments = 0);
 322   void call_VM_leaf(address entry_point,
 323                     Register arg_1);
 324   void call_VM_leaf(address entry_point,
 325                     Register arg_1, Register arg_2);
 326   void call_VM_leaf(address entry_point,
 327                     Register arg_1, Register arg_2, Register arg_3);
 328 
 329   void call_VM_leaf(address entry_point,
 330                     Register arg_1, Register arg_2, Register arg_3, Register arg_4);
 331 
 332   // These always tightly bind to MacroAssembler::call_VM_leaf_base
 333   // bypassing the virtual implementation
 334   void super_call_VM_leaf(address entry_point);
 335   void super_call_VM_leaf(address entry_point, Register arg_1);
 336   void super_call_VM_leaf(address entry_point, Register arg_1, Register arg_2);
 337   void super_call_VM_leaf(address entry_point, Register arg_1, Register arg_2, Register arg_3);
 338   void super_call_VM_leaf(address entry_point, Register arg_1, Register arg_2, Register arg_3, Register arg_4);
 339 
 340   void set_last_Java_frame(Register last_java_sp,
 341                            Register last_java_fp,
 342                            address  last_java_pc,
 343                            Register rscratch);
 344 
 345   void set_last_Java_frame(Register last_java_sp,
 346                            Register last_java_fp,
 347                            Label &last_java_pc,
 348                            Register scratch);
 349 
 350   void reset_last_Java_frame(bool clear_fp);
 351 
 352   // jobjects
 353   void clear_jobject_tag(Register possibly_non_local);
 354   void resolve_jobject(Register value, Register tmp);
 355   void resolve_global_jobject(Register value, Register tmp);
 356 
 357   // C 'boolean' to Java boolean: x == 0 ? 0 : 1
 358   void c2bool(Register x);
 359 
 360   // C++ bool manipulation
 361 
 362   void movbool(Register dst, Address src);
 363   void movbool(Address dst, bool boolconst);
 364   void movbool(Address dst, Register src);
 365   void testbool(Register dst);
 366 
 367   void resolve_oop_handle(Register result, Register tmp);
 368   void resolve_weak_handle(Register result, Register tmp);
 369   void load_mirror(Register mirror, Register method, Register tmp);
 370   void load_method_holder_cld(Register rresult, Register rmethod);
 371 
 372   void load_method_holder(Register holder, Register method);
 373 
 374   // oop manipulations
 375 
 376   // Load oopDesc._metadata without decode (useful for direct Klass* compare from oops)
 377   void load_metadata(Register dst, Register src);
 378   void load_narrow_klass_compact(Register dst, Register src);
 379   void load_klass(Register dst, Register src, Register tmp);
 380   void store_klass(Register dst, Register src, Register tmp);
 381 
 382   // Compares the narrow Klass pointer of an object to a given narrow Klass.
 383   void cmp_klass(Register klass, Register obj, Register tmp);
 384 
 385   // Compares the Klass pointer of two objects obj1 and obj2. Result is in the condition flags.
 386   // Uses tmp1 and tmp2 as temporary registers.
 387   void cmp_klasses_from_objects(Register obj1, Register obj2, Register tmp1, Register tmp2);
 388 
 389   void access_load_at(BasicType type, DecoratorSet decorators, Register dst, Address src,
 390                       Register tmp1);
 391   void access_store_at(BasicType type, DecoratorSet decorators, Address dst, Register val,
 392                        Register tmp1, Register tmp2, Register tmp3);
 393 
 394   void flat_field_copy(DecoratorSet decorators, Register src, Register dst, Register inline_layout_info);
 395 
 396   // inline type data payload offsets...
 397   void payload_offset(Register inline_klass, Register offset);
 398   void payload_addr(Register oop, Register data, Register inline_klass);
 399 
 400   void load_heap_oop(Register dst, Address src, Register tmp1 = noreg, DecoratorSet decorators = 0);
 401   void load_heap_oop_not_null(Register dst, Address src, Register tmp1 = noreg, DecoratorSet decorators = 0);
 402   void store_heap_oop(Address dst, Register val, Register tmp1 = noreg,
 403                       Register tmp2 = noreg, Register tmp3 = noreg, DecoratorSet decorators = 0);
 404 
 405   // Used for storing null. All other oop constants should be
 406   // stored using routines that take a jobject.
 407   void store_heap_oop_null(Address dst);
 408 
 409   void load_prototype_header(Register dst, Register src, Register tmp);
 410 
 411   void store_klass_gap(Register dst, Register src);
 412 
 413   // This dummy is to prevent a call to store_heap_oop from
 414   // converting a zero (like null) into a Register by giving
 415   // the compiler two choices it can't resolve
 416 
 417   void store_heap_oop(Address dst, void* dummy);
 418 
 419   void encode_heap_oop(Register r);
 420   void decode_heap_oop(Register r);
 421   void encode_heap_oop_not_null(Register r);
 422   void decode_heap_oop_not_null(Register r);
 423   void encode_heap_oop_not_null(Register dst, Register src);
 424   void decode_heap_oop_not_null(Register dst, Register src);
 425 
 426   void set_narrow_oop(Register dst, jobject obj);
 427   void set_narrow_oop(Address dst, jobject obj);
 428   void cmp_narrow_oop(Register dst, jobject obj);
 429   void cmp_narrow_oop(Address dst, jobject obj);
 430 
 431   void encode_klass_not_null(Register r, Register tmp);
 432   void decode_klass_not_null(Register r, Register tmp);
 433   void encode_and_move_klass_not_null(Register dst, Register src);
 434   void decode_and_move_klass_not_null(Register dst, Register src);
 435   void set_narrow_klass(Register dst, Klass* k);
 436   void set_narrow_klass(Address dst, Klass* k);
 437   void cmp_narrow_klass(Register dst, Klass* k);
 438   void cmp_narrow_klass(Address dst, Klass* k);
 439 
 440   // if heap base register is used - reinit it with the correct value
 441   void reinit_heapbase();
 442 
 443   DEBUG_ONLY(void verify_heapbase(const char* msg);)
 444 
 445   // Int division/remainder for Java
 446   // (as idivl, but checks for special case as described in JVM spec.)
 447   // returns idivl instruction offset for implicit exception handling
 448   int corrected_idivl(Register reg);
 449 
 450   // Long division/remainder for Java
 451   // (as idivq, but checks for special case as described in JVM spec.)
 452   // returns idivq instruction offset for implicit exception handling
 453   int corrected_idivq(Register reg);
 454 
 455   void int3();
 456 
 457   // Long operation macros for a 32bit cpu
 458   // Long negation for Java
 459   void lneg(Register hi, Register lo);
 460 
 461   // Long multiplication for Java
 462   // (destroys contents of eax, ebx, ecx and edx)
 463   void lmul(int x_rsp_offset, int y_rsp_offset); // rdx:rax = x * y
 464 
 465   // Long shifts for Java
 466   // (semantics as described in JVM spec.)
 467   void lshl(Register hi, Register lo);                               // hi:lo << (rcx & 0x3f)
 468   void lshr(Register hi, Register lo, bool sign_extension = false);  // hi:lo >> (rcx & 0x3f)
 469 
 470   // Long compare for Java
 471   // (semantics as described in JVM spec.)
 472   void lcmp2int(Register x_hi, Register x_lo, Register y_hi, Register y_lo); // x_hi = lcmp(x, y)
 473 
 474 
 475   // misc
 476 
 477   // Sign extension
 478   void sign_extend_short(Register reg);
 479   void sign_extend_byte(Register reg);
 480 
 481   // Clean up a subword typed value to the representation in compliance with JVMS ยง2.3
 482   void narrow_subword_type(Register reg, BasicType bt);
 483 
 484   // Division by power of 2, rounding towards 0
 485   void division_with_shift(Register reg, int shift_value);
 486 
 487   // dst = c = a * b + c
 488   void fmad(XMMRegister dst, XMMRegister a, XMMRegister b, XMMRegister c);
 489   void fmaf(XMMRegister dst, XMMRegister a, XMMRegister b, XMMRegister c);
 490 
 491   void vfmad(XMMRegister dst, XMMRegister a, XMMRegister b, XMMRegister c, int vector_len);
 492   void vfmaf(XMMRegister dst, XMMRegister a, XMMRegister b, XMMRegister c, int vector_len);
 493   void vfmad(XMMRegister dst, XMMRegister a, Address b, XMMRegister c, int vector_len);
 494   void vfmaf(XMMRegister dst, XMMRegister a, Address b, XMMRegister c, int vector_len);
 495 
 496 
 497   // same as fcmp2int, but using SSE2
 498   void cmpss2int(XMMRegister opr1, XMMRegister opr2, Register dst, bool unordered_is_less);
 499   void cmpsd2int(XMMRegister opr1, XMMRegister opr2, Register dst, bool unordered_is_less);
 500 
 501   void push_IU_state();
 502   void pop_IU_state();
 503 
 504   void push_FPU_state();
 505   void pop_FPU_state();
 506 
 507   void push_CPU_state();
 508   void pop_CPU_state();
 509 
 510   void push_cont_fastpath();
 511   void pop_cont_fastpath();
 512 
 513   DEBUG_ONLY(void stop_if_in_cont(Register cont_reg, const char* name);)
 514 
 515   // Round up to a power of two
 516   void round_to(Register reg, int modulus);
 517 
 518 private:
 519   // General purpose and XMM registers potentially clobbered by native code; there
 520   // is no need for FPU or AVX opmask related methods because C1/interpreter
 521   // - we save/restore FPU state as a whole always
 522   // - do not care about AVX-512 opmask
 523   static RegSet call_clobbered_gp_registers();
 524   static XMMRegSet call_clobbered_xmm_registers();
 525 
 526   void push_set(XMMRegSet set, int offset);
 527   void pop_set(XMMRegSet set, int offset);
 528 
 529 public:
 530   void push_set(RegSet set, int offset = -1);
 531   void pop_set(RegSet set, int offset = -1);
 532 
 533   // Push and pop everything that might be clobbered by a native
 534   // runtime call.
 535   // Only save the lower 64 bits of each vector register.
 536   // Additional registers can be excluded in a passed RegSet.
 537   void push_call_clobbered_registers_except(RegSet exclude, bool save_fpu = true);
 538   void pop_call_clobbered_registers_except(RegSet exclude, bool restore_fpu = true);
 539 
 540   void push_call_clobbered_registers(bool save_fpu = true) {
 541     push_call_clobbered_registers_except(RegSet(), save_fpu);
 542   }
 543   void pop_call_clobbered_registers(bool restore_fpu = true) {
 544     pop_call_clobbered_registers_except(RegSet(), restore_fpu);
 545   }
 546 
 547   // allocation
 548   void tlab_allocate(
 549     Register obj,                      // result: pointer to object after successful allocation
 550     Register var_size_in_bytes,        // object size in bytes if unknown at compile time; invalid otherwise
 551     int      con_size_in_bytes,        // object size in bytes if   known at compile time
 552     Register t1,                       // temp register
 553     Register t2,                       // temp register
 554     Label&   slow_case                 // continuation point if fast allocation fails
 555   );
 556   void zero_memory(Register address, Register length_in_bytes, int offset_in_bytes, Register temp);
 557 
 558   void inline_layout_info(Register klass, Register index, Register layout_info);
 559 
 560   void population_count(Register dst, Register src, Register scratch1, Register scratch2);
 561 
 562   // interface method calling
 563   void lookup_interface_method(Register recv_klass,
 564                                Register intf_klass,
 565                                RegisterOrConstant itable_index,
 566                                Register method_result,
 567                                Register scan_temp,
 568                                Label& no_such_interface,
 569                                bool return_method = true);
 570 
 571   void lookup_interface_method_stub(Register recv_klass,
 572                                     Register holder_klass,
 573                                     Register resolved_klass,
 574                                     Register method_result,
 575                                     Register scan_temp,
 576                                     Register temp_reg2,
 577                                     Register receiver,
 578                                     int itable_index,
 579                                     Label& L_no_such_interface);
 580 
 581   // virtual method calling
 582   void lookup_virtual_method(Register recv_klass,
 583                              RegisterOrConstant vtable_index,
 584                              Register method_result);
 585 
 586   // Test sub_klass against super_klass, with fast and slow paths.
 587 
 588   // The fast path produces a tri-state answer: yes / no / maybe-slow.
 589   // One of the three labels can be null, meaning take the fall-through.
 590   // If super_check_offset is -1, the value is loaded up from super_klass.
 591   // No registers are killed, except temp_reg.
 592   void check_klass_subtype_fast_path(Register sub_klass,
 593                                      Register super_klass,
 594                                      Register temp_reg,
 595                                      Label* L_success,
 596                                      Label* L_failure,
 597                                      Label* L_slow_path,
 598                 RegisterOrConstant super_check_offset = RegisterOrConstant(-1));
 599 
 600   // The rest of the type check; must be wired to a corresponding fast path.
 601   // It does not repeat the fast path logic, so don't use it standalone.
 602   // The temp_reg and temp2_reg can be noreg, if no temps are available.
 603   // Updates the sub's secondary super cache as necessary.
 604   // If set_cond_codes, condition codes will be Z on success, NZ on failure.
 605   void check_klass_subtype_slow_path(Register sub_klass,
 606                                      Register super_klass,
 607                                      Register temp_reg,
 608                                      Register temp2_reg,
 609                                      Label* L_success,
 610                                      Label* L_failure,
 611                                      bool set_cond_codes = false);
 612 
 613   // The 64-bit version, which may do a hashed subclass lookup.
 614   void check_klass_subtype_slow_path(Register sub_klass,
 615                                      Register super_klass,
 616                                      Register temp_reg,
 617                                      Register temp2_reg,
 618                                      Register temp3_reg,
 619                                      Register temp4_reg,
 620                                      Label* L_success,
 621                                      Label* L_failure);
 622 
 623   // Three parts of a hashed subclass lookup: a simple linear search,
 624   // a table lookup, and a fallback that does linear probing in the
 625   // event of a hash collision.
 626   void check_klass_subtype_slow_path_linear(Register sub_klass,
 627                                             Register super_klass,
 628                                             Register temp_reg,
 629                                             Register temp2_reg,
 630                                             Label* L_success,
 631                                             Label* L_failure,
 632                                             bool set_cond_codes = false);
 633   void check_klass_subtype_slow_path_table(Register sub_klass,
 634                                            Register super_klass,
 635                                            Register temp_reg,
 636                                            Register temp2_reg,
 637                                            Register temp3_reg,
 638                                            Register result_reg,
 639                                            Label* L_success,
 640                                            Label* L_failure);
 641   void hashed_check_klass_subtype_slow_path(Register sub_klass,
 642                                             Register super_klass,
 643                                             Register temp_reg,
 644                                             Label* L_success,
 645                                             Label* L_failure);
 646 
 647   // As above, but with a constant super_klass.
 648   // The result is in Register result, not the condition codes.
 649   void lookup_secondary_supers_table_const(Register sub_klass,
 650                                            Register super_klass,
 651                                            Register temp1,
 652                                            Register temp2,
 653                                            Register temp3,
 654                                            Register temp4,
 655                                            Register result,
 656                                            u1 super_klass_slot);
 657 
 658   using Assembler::salq;
 659   void salq(Register dest, Register count);
 660   using Assembler::rorq;
 661   void rorq(Register dest, Register count);
 662   void lookup_secondary_supers_table_var(Register sub_klass,
 663                                          Register super_klass,
 664                                          Register temp1,
 665                                          Register temp2,
 666                                          Register temp3,
 667                                          Register temp4,
 668                                          Register result);
 669 
 670   void lookup_secondary_supers_table_slow_path(Register r_super_klass,
 671                                                Register r_array_base,
 672                                                Register r_array_index,
 673                                                Register r_bitmap,
 674                                                Register temp1,
 675                                                Register temp2,
 676                                                Label* L_success,
 677                                                Label* L_failure = nullptr);
 678 
 679   void verify_secondary_supers_table(Register r_sub_klass,
 680                                      Register r_super_klass,
 681                                      Register expected,
 682                                      Register temp1,
 683                                      Register temp2,
 684                                      Register temp3);
 685 
 686   void repne_scanq(Register addr, Register value, Register count, Register limit,
 687                    Label* L_success,
 688                    Label* L_failure = nullptr);
 689 
 690   // If r is valid, return r.
 691   // If r is invalid, remove a register r2 from available_regs, add r2
 692   // to regs_to_push, then return r2.
 693   Register allocate_if_noreg(const Register r,
 694                              RegSetIterator<Register> &available_regs,
 695                              RegSet &regs_to_push);
 696 
 697   // Simplified, combined version, good for typical uses.
 698   // Falls through on failure.
 699   void check_klass_subtype(Register sub_klass,
 700                            Register super_klass,
 701                            Register temp_reg,
 702                            Label& L_success);
 703 
 704   void clinit_barrier(Register klass,
 705                       Label* L_fast_path = nullptr,
 706                       Label* L_slow_path = nullptr);
 707 
 708   // method handles (JSR 292)
 709   Address argument_address(RegisterOrConstant arg_slot, int extra_slot_offset = 0);
 710 
 711   void profile_receiver_type(Register recv, Register mdp, int mdp_offset);
 712 
 713   // Debugging
 714 
 715   // only if +VerifyOops
 716   void _verify_oop(Register reg, const char* s, const char* file, int line);
 717   void _verify_oop_addr(Address addr, const char* s, const char* file, int line);
 718 
 719   void _verify_oop_checked(Register reg, const char* s, const char* file, int line) {
 720     if (VerifyOops) {
 721       _verify_oop(reg, s, file, line);
 722     }
 723   }
 724   void _verify_oop_addr_checked(Address reg, const char* s, const char* file, int line) {
 725     if (VerifyOops) {
 726       _verify_oop_addr(reg, s, file, line);
 727     }
 728   }
 729 
 730   // TODO: verify method and klass metadata (compare against vptr?)
 731   void _verify_method_ptr(Register reg, const char * msg, const char * file, int line) {}
 732   void _verify_klass_ptr(Register reg, const char * msg, const char * file, int line){}
 733 
 734 #define verify_oop(reg) _verify_oop_checked(reg, "broken oop " #reg, __FILE__, __LINE__)
 735 #define verify_oop_msg(reg, msg) _verify_oop_checked(reg, "broken oop " #reg ", " #msg, __FILE__, __LINE__)
 736 #define verify_oop_addr(addr) _verify_oop_addr_checked(addr, "broken oop addr " #addr, __FILE__, __LINE__)
 737 #define verify_method_ptr(reg) _verify_method_ptr(reg, "broken method " #reg, __FILE__, __LINE__)
 738 #define verify_klass_ptr(reg) _verify_klass_ptr(reg, "broken klass " #reg, __FILE__, __LINE__)
 739 
 740   // Verify or restore cpu control state after JNI call
 741   void restore_cpu_control_state_after_jni(Register rscratch);
 742 
 743   // prints msg, dumps registers and stops execution
 744   void stop(const char* msg);
 745 
 746   // prints msg and continues
 747   void warn(const char* msg);
 748 
 749   // dumps registers and other state
 750   void print_state();
 751 
 752   static void debug32(int rdi, int rsi, int rbp, int rsp, int rbx, int rdx, int rcx, int rax, int eip, char* msg);
 753   static void debug64(char* msg, int64_t pc, int64_t regs[]);
 754   static void print_state32(int rdi, int rsi, int rbp, int rsp, int rbx, int rdx, int rcx, int rax, int eip);
 755   static void print_state64(int64_t pc, int64_t regs[]);
 756 
 757   void os_breakpoint();
 758 
 759   void untested()                                { stop("untested"); }
 760 
 761   void unimplemented(const char* what = "");
 762 
 763   void should_not_reach_here()                   { stop("should not reach here"); }
 764 
 765   void print_CPU_state();
 766 
 767   // Stack overflow checking
 768   void bang_stack_with_offset(int offset) {
 769     // stack grows down, caller passes positive offset
 770     assert(offset > 0, "must bang with negative offset");
 771     movl(Address(rsp, (-offset)), rax);
 772   }
 773 
 774   // Writes to stack successive pages until offset reached to check for
 775   // stack overflow + shadow pages.  Also, clobbers tmp
 776   void bang_stack_size(Register size, Register tmp);
 777 
 778   // Check for reserved stack access in method being exited (for JIT)
 779   void reserved_stack_check();
 780 
 781   void safepoint_poll(Label& slow_path, bool at_return, bool in_nmethod);
 782 
 783   void verify_tlab();
 784 
 785   static Condition negate_condition(Condition cond);
 786 
 787   // Instructions that use AddressLiteral operands. These instruction can handle 32bit/64bit
 788   // operands. In general the names are modified to avoid hiding the instruction in Assembler
 789   // so that we don't need to implement all the varieties in the Assembler with trivial wrappers
 790   // here in MacroAssembler. The major exception to this rule is call
 791 
 792   // Arithmetics
 793 
 794 
 795   void addptr(Address dst, int32_t src) { addq(dst, src); }
 796   void addptr(Address dst, Register src);
 797 
 798   void addptr(Register dst, Address src) { addq(dst, src); }
 799   void addptr(Register dst, int32_t src);
 800   void addptr(Register dst, Register src);
 801   void addptr(Register dst, RegisterOrConstant src) {
 802     if (src.is_constant()) addptr(dst, checked_cast<int>(src.as_constant()));
 803     else                   addptr(dst, src.as_register());
 804   }
 805 
 806   void andptr(Register dst, int32_t src);
 807   void andptr(Register src1, Register src2) { andq(src1, src2); }
 808   void andptr(Register dst, Address src) { andq(dst, src); }
 809 
 810   using Assembler::andq;
 811   void andq(Register dst, AddressLiteral src, Register rscratch = noreg);
 812 
 813   void cmp8(AddressLiteral src1, int imm, Register rscratch = noreg);
 814 
 815   // renamed to drag out the casting of address to int32_t/intptr_t
 816   void cmp32(Register src1, int32_t imm);
 817 
 818   void cmp32(AddressLiteral src1, int32_t imm, Register rscratch = noreg);
 819   // compare reg - mem, or reg - &mem
 820   void cmp32(Register src1, AddressLiteral src2, Register rscratch = noreg);
 821 
 822   void cmp32(Register src1, Address src2);
 823 
 824   void cmpoop(Register src1, Register src2);
 825   void cmpoop(Register src1, Address src2);
 826   void cmpoop(Register dst, jobject obj, Register rscratch);
 827 
 828   // NOTE src2 must be the lval. This is NOT an mem-mem compare
 829   void cmpptr(Address src1, AddressLiteral src2, Register rscratch);
 830 
 831   void cmpptr(Register src1, AddressLiteral src2, Register rscratch = noreg);
 832 
 833   void cmpptr(Register src1, Register src2) { cmpq(src1, src2); }
 834   void cmpptr(Register src1, Address src2) { cmpq(src1, src2); }
 835 
 836   void cmpptr(Register src1, int32_t src2) { cmpq(src1, src2); }
 837   void cmpptr(Address src1, int32_t src2) { cmpq(src1, src2); }
 838 
 839   // cmp64 to avoild hiding cmpq
 840   void cmp64(Register src1, AddressLiteral src, Register rscratch = noreg);
 841 
 842   void cmpxchgptr(Register reg, Address adr);
 843 
 844   void locked_cmpxchgptr(Register reg, AddressLiteral adr, Register rscratch = noreg);
 845 
 846   void imulptr(Register dst, Register src) { imulq(dst, src); }
 847   void imulptr(Register dst, Register src, int imm32) { imulq(dst, src, imm32); }
 848 
 849 
 850   void negptr(Register dst) { negq(dst); }
 851 
 852   void notptr(Register dst) { notq(dst); }
 853 
 854   void shlptr(Register dst, int32_t shift);
 855   void shlptr(Register dst) { shlq(dst); }
 856 
 857   void shrptr(Register dst, int32_t shift);
 858   void shrptr(Register dst) { shrq(dst); }
 859 
 860   void sarptr(Register dst) { sarq(dst); }
 861   void sarptr(Register dst, int32_t src) { sarq(dst, src); }
 862 
 863   void subptr(Address dst, int32_t src) { subq(dst, src); }
 864 
 865   void subptr(Register dst, Address src) { subq(dst, src); }
 866   void subptr(Register dst, int32_t src);
 867   // Force generation of a 4 byte immediate value even if it fits into 8bit
 868   void subptr_imm32(Register dst, int32_t src);
 869   void subptr(Register dst, Register src);
 870   void subptr(Register dst, RegisterOrConstant src) {
 871     if (src.is_constant()) subptr(dst, (int) src.as_constant());
 872     else                   subptr(dst,       src.as_register());
 873   }
 874 
 875   void sbbptr(Address dst, int32_t src) { sbbq(dst, src); }
 876   void sbbptr(Register dst, int32_t src) { sbbq(dst, src); }
 877 
 878   void xchgptr(Register src1, Register src2) { xchgq(src1, src2); }
 879   void xchgptr(Register src1, Address src2) { xchgq(src1, src2); }
 880 
 881   void xaddptr(Address src1, Register src2) { xaddq(src1, src2); }
 882 
 883 
 884 
 885   // Helper functions for statistics gathering.
 886   // Conditionally (atomically, on MPs) increments passed counter address, preserving condition codes.
 887   void cond_inc32(Condition cond, AddressLiteral counter_addr, Register rscratch = noreg);
 888   // Unconditional atomic increment.
 889   void atomic_incl(Address counter_addr);
 890   void atomic_incl(AddressLiteral counter_addr, Register rscratch = noreg);
 891   void atomic_incq(Address counter_addr);
 892   void atomic_incq(AddressLiteral counter_addr, Register rscratch = noreg);
 893   void atomic_incptr(AddressLiteral counter_addr, Register rscratch = noreg) { atomic_incq(counter_addr, rscratch); }
 894   void atomic_incptr(Address counter_addr) { atomic_incq(counter_addr); }
 895 
 896   using Assembler::lea;
 897   void lea(Register dst, AddressLiteral adr);
 898   void lea(Address  dst, AddressLiteral adr, Register rscratch);
 899 
 900   void leal32(Register dst, Address src) { leal(dst, src); }
 901 
 902   // Import other testl() methods from the parent class or else
 903   // they will be hidden by the following overriding declaration.
 904   using Assembler::testl;
 905   void testl(Address dst, int32_t imm32);
 906   void testl(Register dst, int32_t imm32);
 907   void testl(Register dst, AddressLiteral src); // requires reachable address
 908   using Assembler::testq;
 909   void testq(Address dst, int32_t imm32);
 910   void testq(Register dst, int32_t imm32);
 911 
 912   void orptr(Register dst, Address src) { orq(dst, src); }
 913   void orptr(Register dst, Register src) { orq(dst, src); }
 914   void orptr(Register dst, int32_t src) { orq(dst, src); }
 915   void orptr(Address dst, int32_t imm32) { orq(dst, imm32); }
 916 
 917   void testptr(Register src, int32_t imm32) { testq(src, imm32); }
 918   void testptr(Register src1, Address src2) { testq(src1, src2); }
 919   void testptr(Address src, int32_t imm32) { testq(src, imm32); }
 920   void testptr(Register src1, Register src2);
 921 
 922   void xorptr(Register dst, Register src) { xorq(dst, src); }
 923   void xorptr(Register dst, Address src) { xorq(dst, src); }
 924 
 925   // Calls
 926 
 927   void call(Label& L, relocInfo::relocType rtype);
 928   void call(Register entry);
 929   void call(Address addr) { Assembler::call(addr); }
 930 
 931   // NOTE: this call transfers to the effective address of entry NOT
 932   // the address contained by entry. This is because this is more natural
 933   // for jumps/calls.
 934   void call(AddressLiteral entry, Register rscratch = rax);
 935 
 936   // Emit the CompiledIC call idiom
 937   void ic_call(address entry, jint method_index = 0);
 938   static int ic_check_size();
 939   int ic_check(int end_alignment);
 940 
 941   void emit_static_call_stub();
 942 
 943   // Jumps
 944 
 945   // NOTE: these jumps transfer to the effective address of dst NOT
 946   // the address contained by dst. This is because this is more natural
 947   // for jumps/calls.
 948   void jump(AddressLiteral dst, Register rscratch = noreg);
 949 
 950   void jump_cc(Condition cc, AddressLiteral dst, Register rscratch = noreg);
 951 
 952   // 32bit can do a case table jump in one instruction but we no longer allow the base
 953   // to be installed in the Address class. This jump will transfer to the address
 954   // contained in the location described by entry (not the address of entry)
 955   void jump(ArrayAddress entry, Register rscratch);
 956 
 957   // Adding more natural conditional jump instructions
 958   void ALWAYSINLINE jo(Label& L, bool maybe_short = true) { jcc(Assembler::overflow, L, maybe_short); }
 959   void ALWAYSINLINE jno(Label& L, bool maybe_short = true) { jcc(Assembler::noOverflow, L, maybe_short); }
 960   void ALWAYSINLINE js(Label& L, bool maybe_short = true) { jcc(Assembler::negative, L, maybe_short); }
 961   void ALWAYSINLINE jns(Label& L, bool maybe_short = true) { jcc(Assembler::positive, L, maybe_short); }
 962   void ALWAYSINLINE je(Label& L, bool maybe_short = true) { jcc(Assembler::equal, L, maybe_short); }
 963   void ALWAYSINLINE jz(Label& L, bool maybe_short = true) { jcc(Assembler::zero, L, maybe_short); }
 964   void ALWAYSINLINE jne(Label& L, bool maybe_short = true) { jcc(Assembler::notEqual, L, maybe_short); }
 965   void ALWAYSINLINE jnz(Label& L, bool maybe_short = true) { jcc(Assembler::notZero, L, maybe_short); }
 966   void ALWAYSINLINE jb(Label& L, bool maybe_short = true) { jcc(Assembler::below, L, maybe_short); }
 967   void ALWAYSINLINE jnae(Label& L, bool maybe_short = true) { jcc(Assembler::below, L, maybe_short); }
 968   void ALWAYSINLINE jc(Label& L, bool maybe_short = true) { jcc(Assembler::carrySet, L, maybe_short); }
 969   void ALWAYSINLINE jnb(Label& L, bool maybe_short = true) { jcc(Assembler::aboveEqual, L, maybe_short); }
 970   void ALWAYSINLINE jae(Label& L, bool maybe_short = true) { jcc(Assembler::aboveEqual, L, maybe_short); }
 971   void ALWAYSINLINE jnc(Label& L, bool maybe_short = true) { jcc(Assembler::carryClear, L, maybe_short); }
 972   void ALWAYSINLINE jbe(Label& L, bool maybe_short = true) { jcc(Assembler::belowEqual, L, maybe_short); }
 973   void ALWAYSINLINE jna(Label& L, bool maybe_short = true) { jcc(Assembler::belowEqual, L, maybe_short); }
 974   void ALWAYSINLINE ja(Label& L, bool maybe_short = true) { jcc(Assembler::above, L, maybe_short); }
 975   void ALWAYSINLINE jnbe(Label& L, bool maybe_short = true) { jcc(Assembler::above, L, maybe_short); }
 976   void ALWAYSINLINE jl(Label& L, bool maybe_short = true) { jcc(Assembler::less, L, maybe_short); }
 977   void ALWAYSINLINE jnge(Label& L, bool maybe_short = true) { jcc(Assembler::less, L, maybe_short); }
 978   void ALWAYSINLINE jge(Label& L, bool maybe_short = true) { jcc(Assembler::greaterEqual, L, maybe_short); }
 979   void ALWAYSINLINE jnl(Label& L, bool maybe_short = true) { jcc(Assembler::greaterEqual, L, maybe_short); }
 980   void ALWAYSINLINE jle(Label& L, bool maybe_short = true) { jcc(Assembler::lessEqual, L, maybe_short); }
 981   void ALWAYSINLINE jng(Label& L, bool maybe_short = true) { jcc(Assembler::lessEqual, L, maybe_short); }
 982   void ALWAYSINLINE jg(Label& L, bool maybe_short = true) { jcc(Assembler::greater, L, maybe_short); }
 983   void ALWAYSINLINE jnle(Label& L, bool maybe_short = true) { jcc(Assembler::greater, L, maybe_short); }
 984   void ALWAYSINLINE jp(Label& L, bool maybe_short = true) { jcc(Assembler::parity, L, maybe_short); }
 985   void ALWAYSINLINE jpe(Label& L, bool maybe_short = true) { jcc(Assembler::parity, L, maybe_short); }
 986   void ALWAYSINLINE jnp(Label& L, bool maybe_short = true) { jcc(Assembler::noParity, L, maybe_short); }
 987   void ALWAYSINLINE jpo(Label& L, bool maybe_short = true) { jcc(Assembler::noParity, L, maybe_short); }
 988   // * No condition for this *  void ALWAYSINLINE jcxz(Label& L, bool maybe_short = true) { jcc(Assembler::cxz, L, maybe_short); }
 989   // * No condition for this *  void ALWAYSINLINE jecxz(Label& L, bool maybe_short = true) { jcc(Assembler::cxz, L, maybe_short); }
 990 
 991   // Short versions of the above
 992   void ALWAYSINLINE jo_b(Label& L) { jccb(Assembler::overflow, L); }
 993   void ALWAYSINLINE jno_b(Label& L) { jccb(Assembler::noOverflow, L); }
 994   void ALWAYSINLINE js_b(Label& L) { jccb(Assembler::negative, L); }
 995   void ALWAYSINLINE jns_b(Label& L) { jccb(Assembler::positive, L); }
 996   void ALWAYSINLINE je_b(Label& L) { jccb(Assembler::equal, L); }
 997   void ALWAYSINLINE jz_b(Label& L) { jccb(Assembler::zero, L); }
 998   void ALWAYSINLINE jne_b(Label& L) { jccb(Assembler::notEqual, L); }
 999   void ALWAYSINLINE jnz_b(Label& L) { jccb(Assembler::notZero, L); }
1000   void ALWAYSINLINE jb_b(Label& L) { jccb(Assembler::below, L); }
1001   void ALWAYSINLINE jnae_b(Label& L) { jccb(Assembler::below, L); }
1002   void ALWAYSINLINE jc_b(Label& L) { jccb(Assembler::carrySet, L); }
1003   void ALWAYSINLINE jnb_b(Label& L) { jccb(Assembler::aboveEqual, L); }
1004   void ALWAYSINLINE jae_b(Label& L) { jccb(Assembler::aboveEqual, L); }
1005   void ALWAYSINLINE jnc_b(Label& L) { jccb(Assembler::carryClear, L); }
1006   void ALWAYSINLINE jbe_b(Label& L) { jccb(Assembler::belowEqual, L); }
1007   void ALWAYSINLINE jna_b(Label& L) { jccb(Assembler::belowEqual, L); }
1008   void ALWAYSINLINE ja_b(Label& L) { jccb(Assembler::above, L); }
1009   void ALWAYSINLINE jnbe_b(Label& L) { jccb(Assembler::above, L); }
1010   void ALWAYSINLINE jl_b(Label& L) { jccb(Assembler::less, L); }
1011   void ALWAYSINLINE jnge_b(Label& L) { jccb(Assembler::less, L); }
1012   void ALWAYSINLINE jge_b(Label& L) { jccb(Assembler::greaterEqual, L); }
1013   void ALWAYSINLINE jnl_b(Label& L) { jccb(Assembler::greaterEqual, L); }
1014   void ALWAYSINLINE jle_b(Label& L) { jccb(Assembler::lessEqual, L); }
1015   void ALWAYSINLINE jng_b(Label& L) { jccb(Assembler::lessEqual, L); }
1016   void ALWAYSINLINE jg_b(Label& L) { jccb(Assembler::greater, L); }
1017   void ALWAYSINLINE jnle_b(Label& L) { jccb(Assembler::greater, L); }
1018   void ALWAYSINLINE jp_b(Label& L) { jccb(Assembler::parity, L); }
1019   void ALWAYSINLINE jpe_b(Label& L) { jccb(Assembler::parity, L); }
1020   void ALWAYSINLINE jnp_b(Label& L) { jccb(Assembler::noParity, L); }
1021   void ALWAYSINLINE jpo_b(Label& L) { jccb(Assembler::noParity, L); }
1022   // * No condition for this *  void ALWAYSINLINE jcxz_b(Label& L) { jccb(Assembler::cxz, L); }
1023   // * No condition for this *  void ALWAYSINLINE jecxz_b(Label& L) { jccb(Assembler::cxz, L); }
1024 
1025   // Floating
1026 
1027   void push_f(XMMRegister r);
1028   void pop_f(XMMRegister r);
1029   void push_d(XMMRegister r);
1030   void pop_d(XMMRegister r);
1031 
1032   void push_ppx(Register src);
1033   void pop_ppx(Register dst);
1034 
1035   void andpd(XMMRegister dst, XMMRegister    src) { Assembler::andpd(dst, src); }
1036   void andpd(XMMRegister dst, Address        src) { Assembler::andpd(dst, src); }
1037   void andpd(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1038 
1039   void andnpd(XMMRegister dst, XMMRegister src) { Assembler::andnpd(dst, src); }
1040 
1041   void andps(XMMRegister dst, XMMRegister    src) { Assembler::andps(dst, src); }
1042   void andps(XMMRegister dst, Address        src) { Assembler::andps(dst, src); }
1043   void andps(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1044 
1045   void comiss(XMMRegister dst, XMMRegister    src) { Assembler::comiss(dst, src); }
1046   void comiss(XMMRegister dst, Address        src) { Assembler::comiss(dst, src); }
1047   void comiss(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1048 
1049   void comisd(XMMRegister dst, XMMRegister    src) { Assembler::comisd(dst, src); }
1050   void comisd(XMMRegister dst, Address        src) { Assembler::comisd(dst, src); }
1051   void comisd(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1052 
1053   void orpd(XMMRegister dst, XMMRegister src) { Assembler::orpd(dst, src); }
1054 
1055   void cmp32_mxcsr_std(Address mxcsr_save, Register tmp, Register rscratch = noreg);
1056   void ldmxcsr(Address src) { Assembler::ldmxcsr(src); }
1057   void ldmxcsr(AddressLiteral src, Register rscratch = noreg);
1058 
1059  private:
1060   void sha256_AVX2_one_round_compute(
1061     Register  reg_old_h,
1062     Register  reg_a,
1063     Register  reg_b,
1064     Register  reg_c,
1065     Register  reg_d,
1066     Register  reg_e,
1067     Register  reg_f,
1068     Register  reg_g,
1069     Register  reg_h,
1070     int iter);
1071   void sha256_AVX2_four_rounds_compute_first(int start);
1072   void sha256_AVX2_four_rounds_compute_last(int start);
1073   void sha256_AVX2_one_round_and_sched(
1074         XMMRegister xmm_0,     /* == ymm4 on 0, 1, 2, 3 iterations, then rotate 4 registers left on 4, 8, 12 iterations */
1075         XMMRegister xmm_1,     /* ymm5 */  /* full cycle is 16 iterations */
1076         XMMRegister xmm_2,     /* ymm6 */
1077         XMMRegister xmm_3,     /* ymm7 */
1078         Register    reg_a,      /* == eax on 0 iteration, then rotate 8 register right on each next iteration */
1079         Register    reg_b,      /* ebx */    /* full cycle is 8 iterations */
1080         Register    reg_c,      /* edi */
1081         Register    reg_d,      /* esi */
1082         Register    reg_e,      /* r8d */
1083         Register    reg_f,      /* r9d */
1084         Register    reg_g,      /* r10d */
1085         Register    reg_h,      /* r11d */
1086         int iter);
1087 
1088   void addm(int disp, Register r1, Register r2);
1089 
1090   void sha512_AVX2_one_round_compute(Register old_h, Register a, Register b, Register c, Register d,
1091                                      Register e, Register f, Register g, Register h, int iteration);
1092 
1093   void sha512_AVX2_one_round_and_schedule(XMMRegister xmm4, XMMRegister xmm5, XMMRegister xmm6, XMMRegister xmm7,
1094                                           Register a, Register b, Register c, Register d, Register e, Register f,
1095                                           Register g, Register h, int iteration);
1096 
1097   void addmq(int disp, Register r1, Register r2);
1098  public:
1099   void sha256_AVX2(XMMRegister msg, XMMRegister state0, XMMRegister state1, XMMRegister msgtmp0,
1100                    XMMRegister msgtmp1, XMMRegister msgtmp2, XMMRegister msgtmp3, XMMRegister msgtmp4,
1101                    Register buf, Register state, Register ofs, Register limit, Register rsp,
1102                    bool multi_block, XMMRegister shuf_mask);
1103   void sha512_AVX2(XMMRegister msg, XMMRegister state0, XMMRegister state1, XMMRegister msgtmp0,
1104                    XMMRegister msgtmp1, XMMRegister msgtmp2, XMMRegister msgtmp3, XMMRegister msgtmp4,
1105                    Register buf, Register state, Register ofs, Register limit, Register rsp, bool multi_block,
1106                    XMMRegister shuf_mask);
1107   void sha512_update_ni_x1(Register arg_hash, Register arg_msg, Register ofs, Register limit, bool multi_block);
1108 
1109   void fast_md5(Register buf, Address state, Address ofs, Address limit,
1110                 bool multi_block);
1111 
1112   void fast_sha1(XMMRegister abcd, XMMRegister e0, XMMRegister e1, XMMRegister msg0,
1113                  XMMRegister msg1, XMMRegister msg2, XMMRegister msg3, XMMRegister shuf_mask,
1114                  Register buf, Register state, Register ofs, Register limit, Register rsp,
1115                  bool multi_block);
1116 
1117   void fast_sha256(XMMRegister msg, XMMRegister state0, XMMRegister state1, XMMRegister msgtmp0,
1118                    XMMRegister msgtmp1, XMMRegister msgtmp2, XMMRegister msgtmp3, XMMRegister msgtmp4,
1119                    Register buf, Register state, Register ofs, Register limit, Register rsp,
1120                    bool multi_block, XMMRegister shuf_mask);
1121 
1122   void fast_exp(XMMRegister xmm0, XMMRegister xmm1, XMMRegister xmm2, XMMRegister xmm3,
1123                 XMMRegister xmm4, XMMRegister xmm5, XMMRegister xmm6, XMMRegister xmm7,
1124                 Register rax, Register rcx, Register rdx, Register tmp);
1125 
1126 private:
1127 
1128   // these are private because users should be doing movflt/movdbl
1129 
1130   void movss(Address     dst, XMMRegister    src) { Assembler::movss(dst, src); }
1131   void movss(XMMRegister dst, XMMRegister    src) { Assembler::movss(dst, src); }
1132   void movss(XMMRegister dst, Address        src) { Assembler::movss(dst, src); }
1133   void movss(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1134 
1135   void movlpd(XMMRegister dst, Address        src) {Assembler::movlpd(dst, src); }
1136   void movlpd(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1137 
1138 public:
1139 
1140   void addsd(XMMRegister dst, XMMRegister    src) { Assembler::addsd(dst, src); }
1141   void addsd(XMMRegister dst, Address        src) { Assembler::addsd(dst, src); }
1142   void addsd(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1143 
1144   void addss(XMMRegister dst, XMMRegister    src) { Assembler::addss(dst, src); }
1145   void addss(XMMRegister dst, Address        src) { Assembler::addss(dst, src); }
1146   void addss(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1147 
1148   void addpd(XMMRegister dst, XMMRegister    src) { Assembler::addpd(dst, src); }
1149   void addpd(XMMRegister dst, Address        src) { Assembler::addpd(dst, src); }
1150   void addpd(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1151 
1152   using Assembler::vbroadcasti128;
1153   void vbroadcasti128(XMMRegister dst, AddressLiteral src, int vector_len, Register rscratch = noreg);
1154 
1155   using Assembler::vbroadcastsd;
1156   void vbroadcastsd(XMMRegister dst, AddressLiteral src, int vector_len, Register rscratch = noreg);
1157 
1158   using Assembler::vbroadcastss;
1159   void vbroadcastss(XMMRegister dst, AddressLiteral src, int vector_len, Register rscratch = noreg);
1160 
1161   // Vector float blend
1162   void vblendvps(XMMRegister dst, XMMRegister nds, XMMRegister src, XMMRegister mask, int vector_len, bool compute_mask = true, XMMRegister scratch = xnoreg);
1163   void vblendvpd(XMMRegister dst, XMMRegister nds, XMMRegister src, XMMRegister mask, int vector_len, bool compute_mask = true, XMMRegister scratch = xnoreg);
1164 
1165   void divsd(XMMRegister dst, XMMRegister    src) { Assembler::divsd(dst, src); }
1166   void divsd(XMMRegister dst, Address        src) { Assembler::divsd(dst, src); }
1167   void divsd(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1168 
1169   void divss(XMMRegister dst, XMMRegister    src) { Assembler::divss(dst, src); }
1170   void divss(XMMRegister dst, Address        src) { Assembler::divss(dst, src); }
1171   void divss(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1172 
1173   // Move Unaligned Double Quadword
1174   void movdqu(Address     dst, XMMRegister    src);
1175   void movdqu(XMMRegister dst, XMMRegister    src);
1176   void movdqu(XMMRegister dst, Address        src);
1177   void movdqu(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1178 
1179   void kmovwl(Register  dst, KRegister      src) { Assembler::kmovwl(dst, src); }
1180   void kmovwl(Address   dst, KRegister      src) { Assembler::kmovwl(dst, src); }
1181   void kmovwl(KRegister dst, KRegister      src) { Assembler::kmovwl(dst, src); }
1182   void kmovwl(KRegister dst, Register       src) { Assembler::kmovwl(dst, src); }
1183   void kmovwl(KRegister dst, Address        src) { Assembler::kmovwl(dst, src); }
1184   void kmovwl(KRegister dst, AddressLiteral src, Register rscratch = noreg);
1185 
1186   void kmovql(KRegister dst, KRegister      src) { Assembler::kmovql(dst, src); }
1187   void kmovql(KRegister dst, Register       src) { Assembler::kmovql(dst, src); }
1188   void kmovql(Register  dst, KRegister      src) { Assembler::kmovql(dst, src); }
1189   void kmovql(KRegister dst, Address        src) { Assembler::kmovql(dst, src); }
1190   void kmovql(Address   dst, KRegister      src) { Assembler::kmovql(dst, src); }
1191   void kmovql(KRegister dst, AddressLiteral src, Register rscratch = noreg);
1192 
1193   // Safe move operation, lowers down to 16bit moves for targets supporting
1194   // AVX512F feature and 64bit moves for targets supporting AVX512BW feature.
1195   void kmov(Address  dst, KRegister src);
1196   void kmov(KRegister dst, Address src);
1197   void kmov(KRegister dst, KRegister src);
1198   void kmov(Register dst, KRegister src);
1199   void kmov(KRegister dst, Register src);
1200 
1201   using Assembler::movddup;
1202   void movddup(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1203 
1204   using Assembler::vmovddup;
1205   void vmovddup(XMMRegister dst, AddressLiteral src, int vector_len, Register rscratch = noreg);
1206 
1207   // AVX Unaligned forms
1208   void vmovdqu(Address     dst, XMMRegister    src);
1209   void vmovdqu(XMMRegister dst, Address        src);
1210   void vmovdqu(XMMRegister dst, XMMRegister    src);
1211   void vmovdqu(XMMRegister dst, AddressLiteral src,                 Register rscratch = noreg);
1212   void vmovdqu(XMMRegister dst, AddressLiteral src, int vector_len, Register rscratch = noreg);
1213   void vmovdqu(XMMRegister dst, XMMRegister    src, int vector_len);
1214   void vmovdqu(XMMRegister dst, Address        src, int vector_len);
1215   void vmovdqu(Address     dst, XMMRegister    src, int vector_len);
1216 
1217   // AVX Aligned forms
1218   using Assembler::vmovdqa;
1219   void vmovdqa(XMMRegister dst, AddressLiteral src,                 Register rscratch = noreg);
1220   void vmovdqa(XMMRegister dst, AddressLiteral src, int vector_len, Register rscratch = noreg);
1221   void vmovdqa(XMMRegister dst, Address        src, int vector_len);
1222   void vmovdqa(Address     dst, XMMRegister    src, int vector_len);
1223 
1224   // AVX512 Unaligned
1225   void evmovdqu(BasicType type, KRegister kmask, Address     dst, XMMRegister src, bool merge, int vector_len);
1226   void evmovdqu(BasicType type, KRegister kmask, XMMRegister dst, Address     src, bool merge, int vector_len);
1227   void evmovdqu(BasicType type, KRegister kmask, XMMRegister dst, XMMRegister src, bool merge, int vector_len);
1228 
1229   void evmovdqub(XMMRegister dst, XMMRegister src, int vector_len) { Assembler::evmovdqub(dst, src, vector_len); }
1230   void evmovdqub(XMMRegister dst, Address     src, int vector_len) { Assembler::evmovdqub(dst, src, vector_len); }
1231 
1232   void evmovdqub(XMMRegister dst, KRegister mask, XMMRegister src, bool merge, int vector_len) {
1233     if (dst->encoding() != src->encoding() || mask != k0)  {
1234       Assembler::evmovdqub(dst, mask, src, merge, vector_len);
1235     }
1236   }
1237   void evmovdqub(Address     dst, KRegister mask, XMMRegister    src, bool merge, int vector_len) { Assembler::evmovdqub(dst, mask, src, merge, vector_len); }
1238   void evmovdqub(XMMRegister dst, KRegister mask, Address        src, bool merge, int vector_len) { Assembler::evmovdqub(dst, mask, src, merge, vector_len); }
1239   void evmovdqub(XMMRegister dst, KRegister mask, AddressLiteral src, bool merge, int vector_len, Register rscratch = noreg);
1240 
1241   void evmovdquw(XMMRegister dst, XMMRegister src, int vector_len) { Assembler::evmovdquw(dst, src, vector_len); }
1242   void evmovdquw(Address     dst, XMMRegister src, int vector_len) { Assembler::evmovdquw(dst, src, vector_len); }
1243   void evmovdquw(XMMRegister dst, Address     src, int vector_len) { Assembler::evmovdquw(dst, src, vector_len); }
1244 
1245   void evmovdquw(XMMRegister dst, KRegister mask, XMMRegister src, bool merge, int vector_len) {
1246     if (dst->encoding() != src->encoding() || mask != k0) {
1247       Assembler::evmovdquw(dst, mask, src, merge, vector_len);
1248     }
1249   }
1250   void evmovdquw(XMMRegister dst, KRegister mask, Address        src, bool merge, int vector_len) { Assembler::evmovdquw(dst, mask, src, merge, vector_len); }
1251   void evmovdquw(Address     dst, KRegister mask, XMMRegister    src, bool merge, int vector_len) { Assembler::evmovdquw(dst, mask, src, merge, vector_len); }
1252   void evmovdquw(XMMRegister dst, KRegister mask, AddressLiteral src, bool merge, int vector_len, Register rscratch = noreg);
1253 
1254   void evmovdqul(XMMRegister dst, XMMRegister src, int vector_len) {
1255      if (dst->encoding() != src->encoding()) {
1256        Assembler::evmovdqul(dst, src, vector_len);
1257      }
1258   }
1259   void evmovdqul(Address     dst, XMMRegister src, int vector_len) { Assembler::evmovdqul(dst, src, vector_len); }
1260   void evmovdqul(XMMRegister dst, Address     src, int vector_len) { Assembler::evmovdqul(dst, src, vector_len); }
1261 
1262   void evmovdqul(XMMRegister dst, KRegister mask, XMMRegister src, bool merge, int vector_len) {
1263     if (dst->encoding() != src->encoding() || mask != k0)  {
1264       Assembler::evmovdqul(dst, mask, src, merge, vector_len);
1265     }
1266   }
1267   void evmovdqul(Address     dst, KRegister mask, XMMRegister    src, bool merge, int vector_len) { Assembler::evmovdqul(dst, mask, src, merge, vector_len); }
1268   void evmovdqul(XMMRegister dst, KRegister mask, Address        src, bool merge, int vector_len) { Assembler::evmovdqul(dst, mask, src, merge, vector_len); }
1269   void evmovdqul(XMMRegister dst, KRegister mask, AddressLiteral src, bool merge, int vector_len, Register rscratch = noreg);
1270 
1271   void evmovdquq(XMMRegister dst, XMMRegister src, int vector_len) {
1272     if (dst->encoding() != src->encoding()) {
1273       Assembler::evmovdquq(dst, src, vector_len);
1274     }
1275   }
1276   void evmovdquq(XMMRegister dst, Address        src, int vector_len) { Assembler::evmovdquq(dst, src, vector_len); }
1277   void evmovdquq(Address     dst, XMMRegister    src, int vector_len) { Assembler::evmovdquq(dst, src, vector_len); }
1278   void evmovdquq(XMMRegister dst, AddressLiteral src, int vector_len, Register rscratch = noreg);
1279   void evmovdqaq(XMMRegister dst, AddressLiteral src, int vector_len, Register rscratch = noreg);
1280 
1281   void evmovdquq(XMMRegister dst, KRegister mask, XMMRegister src, bool merge, int vector_len) {
1282     if (dst->encoding() != src->encoding() || mask != k0) {
1283       Assembler::evmovdquq(dst, mask, src, merge, vector_len);
1284     }
1285   }
1286   void evmovdquq(Address     dst, KRegister mask, XMMRegister    src, bool merge, int vector_len) { Assembler::evmovdquq(dst, mask, src, merge, vector_len); }
1287   void evmovdquq(XMMRegister dst, KRegister mask, Address        src, bool merge, int vector_len) { Assembler::evmovdquq(dst, mask, src, merge, vector_len); }
1288   void evmovdquq(XMMRegister dst, KRegister mask, AddressLiteral src, bool merge, int vector_len, Register rscratch = noreg);
1289   void evmovdqaq(XMMRegister dst, KRegister mask, AddressLiteral src, bool merge, int vector_len, Register rscratch = noreg);
1290 
1291   using Assembler::movapd;
1292   void movapd(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1293 
1294   // Move Aligned Double Quadword
1295   void movdqa(XMMRegister dst, XMMRegister    src) { Assembler::movdqa(dst, src); }
1296   void movdqa(XMMRegister dst, Address        src) { Assembler::movdqa(dst, src); }
1297   void movdqa(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1298 
1299   void movsd(Address     dst, XMMRegister    src) { Assembler::movsd(dst, src); }
1300   void movsd(XMMRegister dst, XMMRegister    src) { Assembler::movsd(dst, src); }
1301   void movsd(XMMRegister dst, Address        src) { Assembler::movsd(dst, src); }
1302   void movsd(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1303 
1304   void mulpd(XMMRegister dst, XMMRegister    src) { Assembler::mulpd(dst, src); }
1305   void mulpd(XMMRegister dst, Address        src) { Assembler::mulpd(dst, src); }
1306   void mulpd(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1307 
1308   void mulsd(XMMRegister dst, XMMRegister    src) { Assembler::mulsd(dst, src); }
1309   void mulsd(XMMRegister dst, Address        src) { Assembler::mulsd(dst, src); }
1310   void mulsd(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1311 
1312   void mulss(XMMRegister dst, XMMRegister    src) { Assembler::mulss(dst, src); }
1313   void mulss(XMMRegister dst, Address        src) { Assembler::mulss(dst, src); }
1314   void mulss(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1315 
1316   // Carry-Less Multiplication Quadword
1317   void pclmulldq(XMMRegister dst, XMMRegister src) {
1318     // 0x00 - multiply lower 64 bits [0:63]
1319     Assembler::pclmulqdq(dst, src, 0x00);
1320   }
1321   void pclmulhdq(XMMRegister dst, XMMRegister src) {
1322     // 0x11 - multiply upper 64 bits [64:127]
1323     Assembler::pclmulqdq(dst, src, 0x11);
1324   }
1325 
1326   void pcmpeqb(XMMRegister dst, XMMRegister src);
1327   void pcmpeqw(XMMRegister dst, XMMRegister src);
1328 
1329   void pcmpestri(XMMRegister dst, Address src, int imm8);
1330   void pcmpestri(XMMRegister dst, XMMRegister src, int imm8);
1331 
1332   void pmovzxbw(XMMRegister dst, XMMRegister src);
1333   void pmovzxbw(XMMRegister dst, Address src);
1334 
1335   void pmovmskb(Register dst, XMMRegister src);
1336 
1337   void ptest(XMMRegister dst, XMMRegister src);
1338 
1339   void roundsd(XMMRegister dst, XMMRegister    src, int32_t rmode) { Assembler::roundsd(dst, src, rmode); }
1340   void roundsd(XMMRegister dst, Address        src, int32_t rmode) { Assembler::roundsd(dst, src, rmode); }
1341   void roundsd(XMMRegister dst, AddressLiteral src, int32_t rmode, Register rscratch = noreg);
1342 
1343   void sqrtss(XMMRegister dst, XMMRegister     src) { Assembler::sqrtss(dst, src); }
1344   void sqrtss(XMMRegister dst, Address         src) { Assembler::sqrtss(dst, src); }
1345   void sqrtss(XMMRegister dst, AddressLiteral  src, Register rscratch = noreg);
1346 
1347   void subsd(XMMRegister dst, XMMRegister    src) { Assembler::subsd(dst, src); }
1348   void subsd(XMMRegister dst, Address        src) { Assembler::subsd(dst, src); }
1349   void subsd(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1350 
1351   void subss(XMMRegister dst, XMMRegister    src) { Assembler::subss(dst, src); }
1352   void subss(XMMRegister dst, Address        src) { Assembler::subss(dst, src); }
1353   void subss(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1354 
1355   void evucomish(XMMRegister dst, XMMRegister    src) { Assembler::evucomish(dst, src); }
1356   void evucomish(XMMRegister dst, Address        src) { Assembler::evucomish(dst, src); }
1357   void evucomish(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1358 
1359   void evucomxsh(XMMRegister dst, XMMRegister    src) { Assembler::evucomxsh(dst, src); }
1360   void evucomxsh(XMMRegister dst, Address        src) { Assembler::evucomxsh(dst, src); }
1361   void evucomxsh(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1362 
1363   void ucomiss(XMMRegister dst, XMMRegister    src) { Assembler::ucomiss(dst, src); }
1364   void ucomiss(XMMRegister dst, Address        src) { Assembler::ucomiss(dst, src); }
1365   void ucomiss(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1366 
1367   void evucomxss(XMMRegister dst, XMMRegister    src) { Assembler::evucomxss(dst, src); }
1368   void evucomxss(XMMRegister dst, Address        src) { Assembler::evucomxss(dst, src); }
1369   void evucomxss(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1370 
1371   void ucomisd(XMMRegister dst, XMMRegister    src) { Assembler::ucomisd(dst, src); }
1372   void ucomisd(XMMRegister dst, Address        src) { Assembler::ucomisd(dst, src); }
1373   void ucomisd(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1374 
1375   void evucomxsd(XMMRegister dst, XMMRegister    src) { Assembler::evucomxsd(dst, src); }
1376   void evucomxsd(XMMRegister dst, Address        src) { Assembler::evucomxsd(dst, src); }
1377   void evucomxsd(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1378 
1379   // Bitwise Logical XOR of Packed Double-Precision Floating-Point Values
1380   void xorpd(XMMRegister dst, XMMRegister    src);
1381   void xorpd(XMMRegister dst, Address        src) { Assembler::xorpd(dst, src); }
1382   void xorpd(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1383 
1384   // Bitwise Logical XOR of Packed Single-Precision Floating-Point Values
1385   void xorps(XMMRegister dst, XMMRegister    src);
1386   void xorps(XMMRegister dst, Address        src) { Assembler::xorps(dst, src); }
1387   void xorps(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1388 
1389   // Shuffle Bytes
1390   void pshufb(XMMRegister dst, XMMRegister    src) { Assembler::pshufb(dst, src); }
1391   void pshufb(XMMRegister dst, Address        src) { Assembler::pshufb(dst, src); }
1392   void pshufb(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1393   // AVX 3-operands instructions
1394 
1395   void vaddsd(XMMRegister dst, XMMRegister nds, XMMRegister    src) { Assembler::vaddsd(dst, nds, src); }
1396   void vaddsd(XMMRegister dst, XMMRegister nds, Address        src) { Assembler::vaddsd(dst, nds, src); }
1397   void vaddsd(XMMRegister dst, XMMRegister nds, AddressLiteral src, Register rscratch = noreg);
1398 
1399   void vaddss(XMMRegister dst, XMMRegister nds, XMMRegister    src) { Assembler::vaddss(dst, nds, src); }
1400   void vaddss(XMMRegister dst, XMMRegister nds, Address        src) { Assembler::vaddss(dst, nds, src); }
1401   void vaddss(XMMRegister dst, XMMRegister nds, AddressLiteral src, Register rscratch = noreg);
1402 
1403   void vabsss(XMMRegister dst, XMMRegister nds, XMMRegister src, AddressLiteral negate_field, int vector_len, Register rscratch = noreg);
1404   void vabssd(XMMRegister dst, XMMRegister nds, XMMRegister src, AddressLiteral negate_field, int vector_len, Register rscratch = noreg);
1405 
1406   void vpaddb(XMMRegister dst, XMMRegister nds, XMMRegister    src, int vector_len);
1407   void vpaddb(XMMRegister dst, XMMRegister nds, Address        src, int vector_len);
1408   void vpaddb(XMMRegister dst, XMMRegister nds, AddressLiteral src, int vector_len, Register rscratch = noreg);
1409 
1410   void vpaddw(XMMRegister dst, XMMRegister nds, XMMRegister src, int vector_len);
1411   void vpaddw(XMMRegister dst, XMMRegister nds, Address     src, int vector_len);
1412 
1413   void vpaddd(XMMRegister dst, XMMRegister nds, XMMRegister    src, int vector_len) { Assembler::vpaddd(dst, nds, src, vector_len); }
1414   void vpaddd(XMMRegister dst, XMMRegister nds, Address        src, int vector_len) { Assembler::vpaddd(dst, nds, src, vector_len); }
1415   void vpaddd(XMMRegister dst, XMMRegister nds, AddressLiteral src, int vector_len, Register rscratch = noreg);
1416 
1417   void vpand(XMMRegister dst, XMMRegister nds, XMMRegister    src, int vector_len) { Assembler::vpand(dst, nds, src, vector_len); }
1418   void vpand(XMMRegister dst, XMMRegister nds, Address        src, int vector_len) { Assembler::vpand(dst, nds, src, vector_len); }
1419   void vpand(XMMRegister dst, XMMRegister nds, AddressLiteral src, int vector_len, Register rscratch = noreg);
1420 
1421   using Assembler::vpbroadcastd;
1422   void vpbroadcastd(XMMRegister dst, AddressLiteral src, int vector_len, Register rscratch = noreg);
1423 
1424   using Assembler::vpbroadcastq;
1425   void vpbroadcastq(XMMRegister dst, AddressLiteral src, int vector_len, Register rscratch = noreg);
1426 
1427   void vpcmpeqb(XMMRegister dst, XMMRegister nds, XMMRegister src, int vector_len);
1428   void vpcmpeqb(XMMRegister dst, XMMRegister src1, Address src2, int vector_len);
1429 
1430   void vpcmpeqw(XMMRegister dst, XMMRegister nds, Address src, int vector_len);
1431   void vpcmpeqw(XMMRegister dst, XMMRegister nds, XMMRegister src, int vector_len);
1432   using Assembler::evpcmpeqd;
1433   void evpcmpeqd(KRegister kdst, KRegister mask, XMMRegister nds, AddressLiteral src, int vector_len, Register rscratch = noreg);
1434 
1435   // Vector compares
1436   void evpcmpd(KRegister kdst, KRegister mask, XMMRegister nds, XMMRegister    src, int comparison, bool is_signed, int vector_len) {
1437     Assembler::evpcmpd(kdst, mask, nds, src, comparison, is_signed, vector_len);
1438   }
1439   void evpcmpd(KRegister kdst, KRegister mask, XMMRegister nds, AddressLiteral src, int comparison, bool is_signed, int vector_len, Register rscratch = noreg);
1440 
1441   void evpcmpq(KRegister kdst, KRegister mask, XMMRegister nds, XMMRegister    src, int comparison, bool is_signed, int vector_len) {
1442     Assembler::evpcmpq(kdst, mask, nds, src, comparison, is_signed, vector_len);
1443   }
1444   void evpcmpq(KRegister kdst, KRegister mask, XMMRegister nds, AddressLiteral src, int comparison, bool is_signed, int vector_len, Register rscratch = noreg);
1445 
1446   void evpcmpb(KRegister kdst, KRegister mask, XMMRegister nds, XMMRegister    src, int comparison, bool is_signed, int vector_len) {
1447     Assembler::evpcmpb(kdst, mask, nds, src, comparison, is_signed, vector_len);
1448   }
1449   void evpcmpb(KRegister kdst, KRegister mask, XMMRegister nds, AddressLiteral src, int comparison, bool is_signed, int vector_len, Register rscratch = noreg);
1450 
1451   void evpcmpw(KRegister kdst, KRegister mask, XMMRegister nds, XMMRegister    src, int comparison, bool is_signed, int vector_len) {
1452     Assembler::evpcmpw(kdst, mask, nds, src, comparison, is_signed, vector_len);
1453   }
1454   void evpcmpw(KRegister kdst, KRegister mask, XMMRegister nds, AddressLiteral src, int comparison, bool is_signed, int vector_len, Register rscratch = noreg);
1455 
1456   void evpbroadcast(BasicType type, XMMRegister dst, Register src, int vector_len);
1457 
1458   // Emit comparison instruction for the specified comparison predicate.
1459   void vpcmpCCW(XMMRegister dst, XMMRegister nds, XMMRegister src, XMMRegister xtmp, ComparisonPredicate cond, Width width, int vector_len);
1460   void vpcmpCC(XMMRegister dst, XMMRegister nds, XMMRegister src, int cond_encoding, Width width, int vector_len);
1461 
1462   void vpmovzxbw(XMMRegister dst, Address     src, int vector_len);
1463   void vpmovzxbw(XMMRegister dst, XMMRegister src, int vector_len) { Assembler::vpmovzxbw(dst, src, vector_len); }
1464 
1465   void vpmovmskb(Register dst, XMMRegister src, int vector_len = Assembler::AVX_256bit);
1466 
1467   void vpmullw(XMMRegister dst, XMMRegister nds, XMMRegister src, int vector_len);
1468   void vpmullw(XMMRegister dst, XMMRegister nds, Address     src, int vector_len);
1469 
1470   void vpmulld(XMMRegister dst, XMMRegister nds, XMMRegister    src, int vector_len) { Assembler::vpmulld(dst, nds, src, vector_len); }
1471   void vpmulld(XMMRegister dst, XMMRegister nds, Address        src, int vector_len) { Assembler::vpmulld(dst, nds, src, vector_len); }
1472   void vpmulld(XMMRegister dst, XMMRegister nds, AddressLiteral src, int vector_len, Register rscratch = noreg);
1473 
1474   void vpmuldq(XMMRegister dst, XMMRegister nds, XMMRegister    src, int vector_len) { Assembler::vpmuldq(dst, nds, src, vector_len); }
1475 
1476   void vpsubb(XMMRegister dst, XMMRegister nds, XMMRegister src, int vector_len);
1477   void vpsubb(XMMRegister dst, XMMRegister nds, Address     src, int vector_len);
1478 
1479   void vpsubw(XMMRegister dst, XMMRegister nds, XMMRegister src, int vector_len);
1480   void vpsubw(XMMRegister dst, XMMRegister nds, Address     src, int vector_len);
1481 
1482   void vpsraw(XMMRegister dst, XMMRegister nds, XMMRegister shift, int vector_len);
1483   void vpsraw(XMMRegister dst, XMMRegister nds, int         shift, int vector_len);
1484 
1485   void evpsrad(XMMRegister dst, XMMRegister nds, XMMRegister shift, int vector_len);
1486   void evpsrad(XMMRegister dst, XMMRegister nds, int         shift, int vector_len);
1487 
1488   void evpsraq(XMMRegister dst, XMMRegister nds, XMMRegister shift, int vector_len);
1489   void evpsraq(XMMRegister dst, XMMRegister nds, int         shift, int vector_len);
1490 
1491   using Assembler::evpsllw;
1492   void evpsllw(XMMRegister dst, KRegister mask, XMMRegister nds, XMMRegister src, bool merge, int vector_len, bool is_varshift) {
1493     if (!is_varshift) {
1494       Assembler::evpsllw(dst, mask, nds, src, merge, vector_len);
1495     } else {
1496       Assembler::evpsllvw(dst, mask, nds, src, merge, vector_len);
1497     }
1498   }
1499   void evpslld(XMMRegister dst, KRegister mask, XMMRegister nds, XMMRegister src, bool merge, int vector_len, bool is_varshift) {
1500     if (!is_varshift) {
1501       Assembler::evpslld(dst, mask, nds, src, merge, vector_len);
1502     } else {
1503       Assembler::evpsllvd(dst, mask, nds, src, merge, vector_len);
1504     }
1505   }
1506   void evpsllq(XMMRegister dst, KRegister mask, XMMRegister nds, XMMRegister src, bool merge, int vector_len, bool is_varshift) {
1507     if (!is_varshift) {
1508       Assembler::evpsllq(dst, mask, nds, src, merge, vector_len);
1509     } else {
1510       Assembler::evpsllvq(dst, mask, nds, src, merge, vector_len);
1511     }
1512   }
1513   void evpsrlw(XMMRegister dst, KRegister mask, XMMRegister nds, XMMRegister src, bool merge, int vector_len, bool is_varshift) {
1514     if (!is_varshift) {
1515       Assembler::evpsrlw(dst, mask, nds, src, merge, vector_len);
1516     } else {
1517       Assembler::evpsrlvw(dst, mask, nds, src, merge, vector_len);
1518     }
1519   }
1520   void evpsrld(XMMRegister dst, KRegister mask, XMMRegister nds, XMMRegister src, bool merge, int vector_len, bool is_varshift) {
1521     if (!is_varshift) {
1522       Assembler::evpsrld(dst, mask, nds, src, merge, vector_len);
1523     } else {
1524       Assembler::evpsrlvd(dst, mask, nds, src, merge, vector_len);
1525     }
1526   }
1527 
1528   using Assembler::evpsrlq;
1529   void evpsrlq(XMMRegister dst, KRegister mask, XMMRegister nds, XMMRegister src, bool merge, int vector_len, bool is_varshift) {
1530     if (!is_varshift) {
1531       Assembler::evpsrlq(dst, mask, nds, src, merge, vector_len);
1532     } else {
1533       Assembler::evpsrlvq(dst, mask, nds, src, merge, vector_len);
1534     }
1535   }
1536   using Assembler::evpsraw;
1537   void evpsraw(XMMRegister dst, KRegister mask, XMMRegister nds, XMMRegister src, bool merge, int vector_len, bool is_varshift) {
1538     if (!is_varshift) {
1539       Assembler::evpsraw(dst, mask, nds, src, merge, vector_len);
1540     } else {
1541       Assembler::evpsravw(dst, mask, nds, src, merge, vector_len);
1542     }
1543   }
1544   using Assembler::evpsrad;
1545   void evpsrad(XMMRegister dst, KRegister mask, XMMRegister nds, XMMRegister src, bool merge, int vector_len, bool is_varshift) {
1546     if (!is_varshift) {
1547       Assembler::evpsrad(dst, mask, nds, src, merge, vector_len);
1548     } else {
1549       Assembler::evpsravd(dst, mask, nds, src, merge, vector_len);
1550     }
1551   }
1552   using Assembler::evpsraq;
1553   void evpsraq(XMMRegister dst, KRegister mask, XMMRegister nds, XMMRegister src, bool merge, int vector_len, bool is_varshift) {
1554     if (!is_varshift) {
1555       Assembler::evpsraq(dst, mask, nds, src, merge, vector_len);
1556     } else {
1557       Assembler::evpsravq(dst, mask, nds, src, merge, vector_len);
1558     }
1559   }
1560 
1561   void evpmins(BasicType type, XMMRegister dst, KRegister mask, XMMRegister nds, XMMRegister src, bool merge, int vector_len);
1562   void evpmaxs(BasicType type, XMMRegister dst, KRegister mask, XMMRegister nds, XMMRegister src, bool merge, int vector_len);
1563   void evpmins(BasicType type, XMMRegister dst, KRegister mask, XMMRegister nds, Address src, bool merge, int vector_len);
1564   void evpmaxs(BasicType type, XMMRegister dst, KRegister mask, XMMRegister nds, Address src, bool merge, int vector_len);
1565 
1566   void evpminu(BasicType type, XMMRegister dst, KRegister mask, XMMRegister nds, XMMRegister src, bool merge, int vector_len);
1567   void evpmaxu(BasicType type, XMMRegister dst, KRegister mask, XMMRegister nds, XMMRegister src, bool merge, int vector_len);
1568   void evpminu(BasicType type, XMMRegister dst, KRegister mask, XMMRegister nds, Address src, bool merge, int vector_len);
1569   void evpmaxu(BasicType type, XMMRegister dst, KRegister mask, XMMRegister nds, Address src, bool merge, int vector_len);
1570 
1571   void vpsrlw(XMMRegister dst, XMMRegister nds, XMMRegister shift, int vector_len);
1572   void vpsrlw(XMMRegister dst, XMMRegister nds, int shift, int vector_len);
1573 
1574   void vpsllw(XMMRegister dst, XMMRegister nds, XMMRegister shift, int vector_len);
1575   void vpsllw(XMMRegister dst, XMMRegister nds, int shift, int vector_len);
1576 
1577   void vptest(XMMRegister dst, XMMRegister src);
1578   void vptest(XMMRegister dst, XMMRegister src, int vector_len) { Assembler::vptest(dst, src, vector_len); }
1579 
1580   void punpcklbw(XMMRegister dst, XMMRegister src);
1581   void punpcklbw(XMMRegister dst, Address src) { Assembler::punpcklbw(dst, src); }
1582 
1583   void pshufd(XMMRegister dst, Address src, int mode);
1584   void pshufd(XMMRegister dst, XMMRegister src, int mode) { Assembler::pshufd(dst, src, mode); }
1585 
1586   void pshuflw(XMMRegister dst, XMMRegister src, int mode);
1587   void pshuflw(XMMRegister dst, Address src, int mode) { Assembler::pshuflw(dst, src, mode); }
1588 
1589   void vandpd(XMMRegister dst, XMMRegister nds, XMMRegister    src, int vector_len) { Assembler::vandpd(dst, nds, src, vector_len); }
1590   void vandpd(XMMRegister dst, XMMRegister nds, Address        src, int vector_len) { Assembler::vandpd(dst, nds, src, vector_len); }
1591   void vandpd(XMMRegister dst, XMMRegister nds, AddressLiteral src, int vector_len, Register rscratch = noreg);
1592 
1593   void vandps(XMMRegister dst, XMMRegister nds, XMMRegister    src, int vector_len) { Assembler::vandps(dst, nds, src, vector_len); }
1594   void vandps(XMMRegister dst, XMMRegister nds, Address        src, int vector_len) { Assembler::vandps(dst, nds, src, vector_len); }
1595   void vandps(XMMRegister dst, XMMRegister nds, AddressLiteral src, int vector_len, Register rscratch = noreg);
1596 
1597   void evpord(XMMRegister dst, KRegister mask, XMMRegister nds, AddressLiteral src, bool merge, int vector_len, Register rscratch = noreg);
1598 
1599   void vdivsd(XMMRegister dst, XMMRegister nds, XMMRegister    src) { Assembler::vdivsd(dst, nds, src); }
1600   void vdivsd(XMMRegister dst, XMMRegister nds, Address        src) { Assembler::vdivsd(dst, nds, src); }
1601   void vdivsd(XMMRegister dst, XMMRegister nds, AddressLiteral src, Register rscratch = noreg);
1602 
1603   void vdivss(XMMRegister dst, XMMRegister nds, XMMRegister    src) { Assembler::vdivss(dst, nds, src); }
1604   void vdivss(XMMRegister dst, XMMRegister nds, Address        src) { Assembler::vdivss(dst, nds, src); }
1605   void vdivss(XMMRegister dst, XMMRegister nds, AddressLiteral src, Register rscratch = noreg);
1606 
1607   void vmulsd(XMMRegister dst, XMMRegister nds, XMMRegister    src) { Assembler::vmulsd(dst, nds, src); }
1608   void vmulsd(XMMRegister dst, XMMRegister nds, Address        src) { Assembler::vmulsd(dst, nds, src); }
1609   void vmulsd(XMMRegister dst, XMMRegister nds, AddressLiteral src, Register rscratch = noreg);
1610 
1611   void vmulss(XMMRegister dst, XMMRegister nds, XMMRegister    src) { Assembler::vmulss(dst, nds, src); }
1612   void vmulss(XMMRegister dst, XMMRegister nds, Address        src) { Assembler::vmulss(dst, nds, src); }
1613   void vmulss(XMMRegister dst, XMMRegister nds, AddressLiteral src, Register rscratch = noreg);
1614 
1615   void vsubsd(XMMRegister dst, XMMRegister nds, XMMRegister    src) { Assembler::vsubsd(dst, nds, src); }
1616   void vsubsd(XMMRegister dst, XMMRegister nds, Address        src) { Assembler::vsubsd(dst, nds, src); }
1617   void vsubsd(XMMRegister dst, XMMRegister nds, AddressLiteral src, Register rscratch = noreg);
1618 
1619   void vsubss(XMMRegister dst, XMMRegister nds, XMMRegister    src) { Assembler::vsubss(dst, nds, src); }
1620   void vsubss(XMMRegister dst, XMMRegister nds, Address        src) { Assembler::vsubss(dst, nds, src); }
1621   void vsubss(XMMRegister dst, XMMRegister nds, AddressLiteral src, Register rscratch = noreg);
1622 
1623   void vnegatess(XMMRegister dst, XMMRegister nds, AddressLiteral src, Register rscratch = noreg);
1624   void vnegatesd(XMMRegister dst, XMMRegister nds, AddressLiteral src, Register rscratch = noreg);
1625 
1626   // AVX Vector instructions
1627 
1628   void vxorpd(XMMRegister dst, XMMRegister nds, XMMRegister    src, int vector_len) { Assembler::vxorpd(dst, nds, src, vector_len); }
1629   void vxorpd(XMMRegister dst, XMMRegister nds, Address        src, int vector_len) { Assembler::vxorpd(dst, nds, src, vector_len); }
1630   void vxorpd(XMMRegister dst, XMMRegister nds, AddressLiteral src, int vector_len, Register rscratch = noreg);
1631 
1632   void vxorps(XMMRegister dst, XMMRegister nds, XMMRegister    src, int vector_len) { Assembler::vxorps(dst, nds, src, vector_len); }
1633   void vxorps(XMMRegister dst, XMMRegister nds, Address        src, int vector_len) { Assembler::vxorps(dst, nds, src, vector_len); }
1634   void vxorps(XMMRegister dst, XMMRegister nds, AddressLiteral src, int vector_len, Register rscratch = noreg);
1635 
1636   void vpxor(XMMRegister dst, XMMRegister nds, XMMRegister src, int vector_len) {
1637     if (UseAVX > 1 || (vector_len < 1)) // vpxor 256 bit is available only in AVX2
1638       Assembler::vpxor(dst, nds, src, vector_len);
1639     else
1640       Assembler::vxorpd(dst, nds, src, vector_len);
1641   }
1642   void vpxor(XMMRegister dst, XMMRegister nds, Address src, int vector_len) {
1643     if (UseAVX > 1 || (vector_len < 1)) // vpxor 256 bit is available only in AVX2
1644       Assembler::vpxor(dst, nds, src, vector_len);
1645     else
1646       Assembler::vxorpd(dst, nds, src, vector_len);
1647   }
1648   void vpxor(XMMRegister dst, XMMRegister nds, AddressLiteral src, int vector_len, Register rscratch = noreg);
1649 
1650   // Simple version for AVX2 256bit vectors
1651   void vpxor(XMMRegister dst, XMMRegister src) {
1652     assert(UseAVX >= 2, "Should be at least AVX2");
1653     Assembler::vpxor(dst, dst, src, AVX_256bit);
1654   }
1655   void vpxor(XMMRegister dst, Address src) {
1656     assert(UseAVX >= 2, "Should be at least AVX2");
1657     Assembler::vpxor(dst, dst, src, AVX_256bit);
1658   }
1659 
1660   void vpermd(XMMRegister dst, XMMRegister nds, XMMRegister    src, int vector_len) { Assembler::vpermd(dst, nds, src, vector_len); }
1661   void vpermd(XMMRegister dst, XMMRegister nds, AddressLiteral src, int vector_len, Register rscratch = noreg);
1662 
1663   void vinserti128(XMMRegister dst, XMMRegister nds, XMMRegister src, uint8_t imm8) {
1664     if (UseAVX > 2 && VM_Version::supports_avx512novl()) {
1665       Assembler::vinserti32x4(dst, nds, src, imm8);
1666     } else if (UseAVX > 1) {
1667       // vinserti128 is available only in AVX2
1668       Assembler::vinserti128(dst, nds, src, imm8);
1669     } else {
1670       Assembler::vinsertf128(dst, nds, src, imm8);
1671     }
1672   }
1673 
1674   void vinserti128(XMMRegister dst, XMMRegister nds, Address src, uint8_t imm8) {
1675     if (UseAVX > 2 && VM_Version::supports_avx512novl()) {
1676       Assembler::vinserti32x4(dst, nds, src, imm8);
1677     } else if (UseAVX > 1) {
1678       // vinserti128 is available only in AVX2
1679       Assembler::vinserti128(dst, nds, src, imm8);
1680     } else {
1681       Assembler::vinsertf128(dst, nds, src, imm8);
1682     }
1683   }
1684 
1685   void vextracti128(XMMRegister dst, XMMRegister src, uint8_t imm8) {
1686     if (UseAVX > 2 && VM_Version::supports_avx512novl()) {
1687       Assembler::vextracti32x4(dst, src, imm8);
1688     } else if (UseAVX > 1) {
1689       // vextracti128 is available only in AVX2
1690       Assembler::vextracti128(dst, src, imm8);
1691     } else {
1692       Assembler::vextractf128(dst, src, imm8);
1693     }
1694   }
1695 
1696   void vextracti128(Address dst, XMMRegister src, uint8_t imm8) {
1697     if (UseAVX > 2 && VM_Version::supports_avx512novl()) {
1698       Assembler::vextracti32x4(dst, src, imm8);
1699     } else if (UseAVX > 1) {
1700       // vextracti128 is available only in AVX2
1701       Assembler::vextracti128(dst, src, imm8);
1702     } else {
1703       Assembler::vextractf128(dst, src, imm8);
1704     }
1705   }
1706 
1707   // 128bit copy to/from high 128 bits of 256bit (YMM) vector registers
1708   void vinserti128_high(XMMRegister dst, XMMRegister src) {
1709     vinserti128(dst, dst, src, 1);
1710   }
1711   void vinserti128_high(XMMRegister dst, Address src) {
1712     vinserti128(dst, dst, src, 1);
1713   }
1714   void vextracti128_high(XMMRegister dst, XMMRegister src) {
1715     vextracti128(dst, src, 1);
1716   }
1717   void vextracti128_high(Address dst, XMMRegister src) {
1718     vextracti128(dst, src, 1);
1719   }
1720 
1721   void vinsertf128_high(XMMRegister dst, XMMRegister src) {
1722     if (UseAVX > 2 && VM_Version::supports_avx512novl()) {
1723       Assembler::vinsertf32x4(dst, dst, src, 1);
1724     } else {
1725       Assembler::vinsertf128(dst, dst, src, 1);
1726     }
1727   }
1728 
1729   void vinsertf128_high(XMMRegister dst, Address src) {
1730     if (UseAVX > 2 && VM_Version::supports_avx512novl()) {
1731       Assembler::vinsertf32x4(dst, dst, src, 1);
1732     } else {
1733       Assembler::vinsertf128(dst, dst, src, 1);
1734     }
1735   }
1736 
1737   void vextractf128_high(XMMRegister dst, XMMRegister src) {
1738     if (UseAVX > 2 && VM_Version::supports_avx512novl()) {
1739       Assembler::vextractf32x4(dst, src, 1);
1740     } else {
1741       Assembler::vextractf128(dst, src, 1);
1742     }
1743   }
1744 
1745   void vextractf128_high(Address dst, XMMRegister src) {
1746     if (UseAVX > 2 && VM_Version::supports_avx512novl()) {
1747       Assembler::vextractf32x4(dst, src, 1);
1748     } else {
1749       Assembler::vextractf128(dst, src, 1);
1750     }
1751   }
1752 
1753   // 256bit copy to/from high 256 bits of 512bit (ZMM) vector registers
1754   void vinserti64x4_high(XMMRegister dst, XMMRegister src) {
1755     Assembler::vinserti64x4(dst, dst, src, 1);
1756   }
1757   void vinsertf64x4_high(XMMRegister dst, XMMRegister src) {
1758     Assembler::vinsertf64x4(dst, dst, src, 1);
1759   }
1760   void vextracti64x4_high(XMMRegister dst, XMMRegister src) {
1761     Assembler::vextracti64x4(dst, src, 1);
1762   }
1763   void vextractf64x4_high(XMMRegister dst, XMMRegister src) {
1764     Assembler::vextractf64x4(dst, src, 1);
1765   }
1766   void vextractf64x4_high(Address dst, XMMRegister src) {
1767     Assembler::vextractf64x4(dst, src, 1);
1768   }
1769   void vinsertf64x4_high(XMMRegister dst, Address src) {
1770     Assembler::vinsertf64x4(dst, dst, src, 1);
1771   }
1772 
1773   // 128bit copy to/from low 128 bits of 256bit (YMM) vector registers
1774   void vinserti128_low(XMMRegister dst, XMMRegister src) {
1775     vinserti128(dst, dst, src, 0);
1776   }
1777   void vinserti128_low(XMMRegister dst, Address src) {
1778     vinserti128(dst, dst, src, 0);
1779   }
1780   void vextracti128_low(XMMRegister dst, XMMRegister src) {
1781     vextracti128(dst, src, 0);
1782   }
1783   void vextracti128_low(Address dst, XMMRegister src) {
1784     vextracti128(dst, src, 0);
1785   }
1786 
1787   void vinsertf128_low(XMMRegister dst, XMMRegister src) {
1788     if (UseAVX > 2 && VM_Version::supports_avx512novl()) {
1789       Assembler::vinsertf32x4(dst, dst, src, 0);
1790     } else {
1791       Assembler::vinsertf128(dst, dst, src, 0);
1792     }
1793   }
1794 
1795   void vinsertf128_low(XMMRegister dst, Address src) {
1796     if (UseAVX > 2 && VM_Version::supports_avx512novl()) {
1797       Assembler::vinsertf32x4(dst, dst, src, 0);
1798     } else {
1799       Assembler::vinsertf128(dst, dst, src, 0);
1800     }
1801   }
1802 
1803   void vextractf128_low(XMMRegister dst, XMMRegister src) {
1804     if (UseAVX > 2 && VM_Version::supports_avx512novl()) {
1805       Assembler::vextractf32x4(dst, src, 0);
1806     } else {
1807       Assembler::vextractf128(dst, src, 0);
1808     }
1809   }
1810 
1811   void vextractf128_low(Address dst, XMMRegister src) {
1812     if (UseAVX > 2 && VM_Version::supports_avx512novl()) {
1813       Assembler::vextractf32x4(dst, src, 0);
1814     } else {
1815       Assembler::vextractf128(dst, src, 0);
1816     }
1817   }
1818 
1819   // 256bit copy to/from low 256 bits of 512bit (ZMM) vector registers
1820   void vinserti64x4_low(XMMRegister dst, XMMRegister src) {
1821     Assembler::vinserti64x4(dst, dst, src, 0);
1822   }
1823   void vinsertf64x4_low(XMMRegister dst, XMMRegister src) {
1824     Assembler::vinsertf64x4(dst, dst, src, 0);
1825   }
1826   void vextracti64x4_low(XMMRegister dst, XMMRegister src) {
1827     Assembler::vextracti64x4(dst, src, 0);
1828   }
1829   void vextractf64x4_low(XMMRegister dst, XMMRegister src) {
1830     Assembler::vextractf64x4(dst, src, 0);
1831   }
1832   void vextractf64x4_low(Address dst, XMMRegister src) {
1833     Assembler::vextractf64x4(dst, src, 0);
1834   }
1835   void vinsertf64x4_low(XMMRegister dst, Address src) {
1836     Assembler::vinsertf64x4(dst, dst, src, 0);
1837   }
1838 
1839   // Carry-Less Multiplication Quadword
1840   void vpclmulldq(XMMRegister dst, XMMRegister nds, XMMRegister src) {
1841     // 0x00 - multiply lower 64 bits [0:63]
1842     Assembler::vpclmulqdq(dst, nds, src, 0x00);
1843   }
1844   void vpclmulhdq(XMMRegister dst, XMMRegister nds, XMMRegister src) {
1845     // 0x11 - multiply upper 64 bits [64:127]
1846     Assembler::vpclmulqdq(dst, nds, src, 0x11);
1847   }
1848   void vpclmullqhqdq(XMMRegister dst, XMMRegister nds, XMMRegister src) {
1849     // 0x10 - multiply nds[0:63] and src[64:127]
1850     Assembler::vpclmulqdq(dst, nds, src, 0x10);
1851   }
1852   void vpclmulhqlqdq(XMMRegister dst, XMMRegister nds, XMMRegister src) {
1853     //0x01 - multiply nds[64:127] and src[0:63]
1854     Assembler::vpclmulqdq(dst, nds, src, 0x01);
1855   }
1856 
1857   void evpclmulldq(XMMRegister dst, XMMRegister nds, XMMRegister src, int vector_len) {
1858     // 0x00 - multiply lower 64 bits [0:63]
1859     Assembler::evpclmulqdq(dst, nds, src, 0x00, vector_len);
1860   }
1861   void evpclmulhdq(XMMRegister dst, XMMRegister nds, XMMRegister src, int vector_len) {
1862     // 0x11 - multiply upper 64 bits [64:127]
1863     Assembler::evpclmulqdq(dst, nds, src, 0x11, vector_len);
1864   }
1865 
1866   // AVX-512 mask operations.
1867   void kand(BasicType etype, KRegister dst, KRegister src1, KRegister src2);
1868   void kor(BasicType type, KRegister dst, KRegister src1, KRegister src2);
1869   void knot(uint masklen, KRegister dst, KRegister src, KRegister ktmp = knoreg, Register rtmp = noreg);
1870   void kxor(BasicType type, KRegister dst, KRegister src1, KRegister src2);
1871   void kortest(uint masklen, KRegister src1, KRegister src2);
1872   void ktest(uint masklen, KRegister src1, KRegister src2);
1873 
1874   void evperm(BasicType type, XMMRegister dst, KRegister mask, XMMRegister nds, XMMRegister src, bool merge, int vector_len);
1875   void evperm(BasicType type, XMMRegister dst, KRegister mask, XMMRegister nds, Address src, bool merge, int vector_len);
1876 
1877   void evor(BasicType type, XMMRegister dst, KRegister mask, XMMRegister nds, XMMRegister src, bool merge, int vector_len);
1878   void evor(BasicType type, XMMRegister dst, KRegister mask, XMMRegister nds, Address src, bool merge, int vector_len);
1879 
1880   void evand(BasicType type, XMMRegister dst, KRegister mask, XMMRegister nds, XMMRegister src, bool merge, int vector_len);
1881   void evand(BasicType type, XMMRegister dst, KRegister mask, XMMRegister nds, Address src, bool merge, int vector_len);
1882 
1883   void evxor(BasicType type, XMMRegister dst, KRegister mask, XMMRegister nds, XMMRegister src, bool merge, int vector_len);
1884   void evxor(BasicType type, XMMRegister dst, KRegister mask, XMMRegister nds, Address src, bool merge, int vector_len);
1885 
1886   void evrold(BasicType type, XMMRegister dst, KRegister mask, XMMRegister src, int shift, bool merge, int vlen_enc);
1887   void evrold(BasicType type, XMMRegister dst, KRegister mask, XMMRegister src1, XMMRegister src2, bool merge, int vlen_enc);
1888   void evrord(BasicType type, XMMRegister dst, KRegister mask, XMMRegister src, int shift, bool merge, int vlen_enc);
1889   void evrord(BasicType type, XMMRegister dst, KRegister mask, XMMRegister src1, XMMRegister src2, bool merge, int vlen_enc);
1890 
1891   using Assembler::evpandq;
1892   void evpandq(XMMRegister dst, XMMRegister nds, AddressLiteral src, int vector_len, Register rscratch = noreg);
1893 
1894   using Assembler::evpaddq;
1895   void evpaddq(XMMRegister dst, KRegister mask, XMMRegister nds, AddressLiteral src, bool merge, int vector_len, Register rscratch = noreg);
1896 
1897   using Assembler::evporq;
1898   void evporq(XMMRegister dst, XMMRegister nds, AddressLiteral src, int vector_len, Register rscratch = noreg);
1899 
1900   using Assembler::vpshufb;
1901   void vpshufb(XMMRegister dst, XMMRegister nds, AddressLiteral src, int vector_len, Register rscratch = noreg);
1902 
1903   using Assembler::vpor;
1904   void vpor(XMMRegister dst, XMMRegister nds, AddressLiteral src, int vector_len, Register rscratch = noreg);
1905 
1906   using Assembler::vpternlogq;
1907   void vpternlogq(XMMRegister dst, int imm8, XMMRegister src2, AddressLiteral src3, int vector_len, Register rscratch = noreg);
1908 
1909   void cmov32( Condition cc, Register dst, Address  src);
1910   void cmov32( Condition cc, Register dst, Register src);
1911 
1912   void cmov(   Condition cc, Register dst, Register src) { cmovptr(cc, dst, src); }
1913 
1914   void cmovptr(Condition cc, Register dst, Address  src) { cmovq(cc, dst, src); }
1915   void cmovptr(Condition cc, Register dst, Register src) { cmovq(cc, dst, src); }
1916 
1917   void movoop(Register dst, jobject obj);
1918   void movoop(Address  dst, jobject obj, Register rscratch);
1919 
1920   void mov_metadata(Register dst, Metadata* obj);
1921   void mov_metadata(Address  dst, Metadata* obj, Register rscratch);
1922 
1923   void mov64(Register dst, int64_t imm64);
1924   void mov64(Register dst, int64_t imm64, relocInfo::relocType rtype, int format);
1925 
1926   void movptr(Register     dst, Register       src);
1927   void movptr(Register     dst, Address        src);
1928   void movptr(Register     dst, AddressLiteral src);
1929   void movptr(Register     dst, ArrayAddress   src);
1930   void movptr(Register     dst, intptr_t       src);
1931   void movptr(Address      dst, Register       src);
1932   void movptr(Address      dst, int32_t        imm);
1933   void movptr(Address      dst, intptr_t       src, Register rscratch);
1934   void movptr(ArrayAddress dst, Register       src, Register rscratch);
1935 
1936   void movptr(Register dst, RegisterOrConstant src) {
1937     if (src.is_constant()) movptr(dst, src.as_constant());
1938     else                   movptr(dst, src.as_register());
1939   }
1940 
1941 
1942   // to avoid hiding movl
1943   void mov32(Register       dst, AddressLiteral src);
1944   void mov32(AddressLiteral dst, Register        src, Register rscratch = noreg);
1945 
1946   // Import other mov() methods from the parent class or else
1947   // they will be hidden by the following overriding declaration.
1948   using Assembler::movdl;
1949   void movdl(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1950 
1951   using Assembler::movq;
1952   void movq(XMMRegister dst, AddressLiteral src, Register rscratch = noreg);
1953 
1954   // Can push value or effective address
1955   void pushptr(AddressLiteral src, Register rscratch);
1956 
1957   void pushptr(Address src) { pushq(src); }
1958   void popptr(Address src) { popq(src); }
1959 
1960   void pushoop(jobject obj, Register rscratch);
1961   void pushklass(Metadata* obj, Register rscratch);
1962 
1963   // sign extend as need a l to ptr sized element
1964   void movl2ptr(Register dst, Address src) { movslq(dst, src); }
1965   void movl2ptr(Register dst, Register src) { movslq(dst, src); }
1966 
1967 
1968  public:
1969   // Inline type specific methods
1970   #include "asm/macroAssembler_common.hpp"
1971 
1972   // clear memory of size 'cnt' qwords, starting at 'base';
1973   // if 'is_large' is set, do not try to produce short loop
1974   void clear_mem(Register base, Register cnt, Register val, XMMRegister xtmp, bool is_large, bool word_copy_only, KRegister mask=knoreg);
1975 
1976   // clear memory initialization sequence for constant size;
1977   void clear_mem(Register base, int cnt, Register rtmp, XMMRegister xtmp, KRegister mask=knoreg);
1978 
1979   // clear memory of size 'cnt' qwords, starting at 'base' using XMM/YMM registers
1980   void xmm_clear_mem(Register base, Register cnt, Register rtmp, XMMRegister xtmp, KRegister mask=knoreg);
1981 
1982   // Fill primitive arrays
1983   void generate_fill(BasicType t, bool aligned,
1984                      Register to, Register value, Register count,
1985                      Register rtmp, XMMRegister xtmp);
1986 
1987   void encode_iso_array(Register src, Register dst, Register len,
1988                         XMMRegister tmp1, XMMRegister tmp2, XMMRegister tmp3,
1989                         XMMRegister tmp4, Register tmp5, Register result, bool ascii);
1990 
1991   void add2_with_carry(Register dest_hi, Register dest_lo, Register src1, Register src2);
1992   void multiply_64_x_64_loop(Register x, Register xstart, Register x_xstart,
1993                              Register y, Register y_idx, Register z,
1994                              Register carry, Register product,
1995                              Register idx, Register kdx);
1996   void multiply_add_128_x_128(Register x_xstart, Register y, Register z,
1997                               Register yz_idx, Register idx,
1998                               Register carry, Register product, int offset);
1999   void multiply_128_x_128_bmi2_loop(Register y, Register z,
2000                                     Register carry, Register carry2,
2001                                     Register idx, Register jdx,
2002                                     Register yz_idx1, Register yz_idx2,
2003                                     Register tmp, Register tmp3, Register tmp4);
2004   void multiply_128_x_128_loop(Register x_xstart, Register y, Register z,
2005                                Register yz_idx, Register idx, Register jdx,
2006                                Register carry, Register product,
2007                                Register carry2);
2008   void multiply_to_len(Register x, Register xlen, Register y, Register ylen, Register z, Register tmp0,
2009                        Register tmp1, Register tmp2, Register tmp3, Register tmp4, Register tmp5);
2010   void square_rshift(Register x, Register len, Register z, Register tmp1, Register tmp3,
2011                      Register tmp4, Register tmp5, Register rdxReg, Register raxReg);
2012   void multiply_add_64_bmi2(Register sum, Register op1, Register op2, Register carry,
2013                             Register tmp2);
2014   void multiply_add_64(Register sum, Register op1, Register op2, Register carry,
2015                        Register rdxReg, Register raxReg);
2016   void add_one_64(Register z, Register zlen, Register carry, Register tmp1);
2017   void lshift_by_1(Register x, Register len, Register z, Register zlen, Register tmp1, Register tmp2,
2018                        Register tmp3, Register tmp4);
2019   void square_to_len(Register x, Register len, Register z, Register zlen, Register tmp1, Register tmp2,
2020                      Register tmp3, Register tmp4, Register tmp5, Register rdxReg, Register raxReg);
2021 
2022   void mul_add_128_x_32_loop(Register out, Register in, Register offset, Register len, Register tmp1,
2023                Register tmp2, Register tmp3, Register tmp4, Register tmp5, Register rdxReg,
2024                Register raxReg);
2025   void mul_add(Register out, Register in, Register offset, Register len, Register k, Register tmp1,
2026                Register tmp2, Register tmp3, Register tmp4, Register tmp5, Register rdxReg,
2027                Register raxReg);
2028   void vectorized_mismatch(Register obja, Register objb, Register length, Register log2_array_indxscale,
2029                            Register result, Register tmp1, Register tmp2,
2030                            XMMRegister vec1, XMMRegister vec2, XMMRegister vec3);
2031 
2032   // CRC32 code for java.util.zip.CRC32::updateBytes() intrinsic.
2033   void update_byte_crc32(Register crc, Register val, Register table);
2034   void kernel_crc32(Register crc, Register buf, Register len, Register table, Register tmp);
2035 
2036   void kernel_crc32_avx512(Register crc, Register buf, Register len, Register table, Register tmp1, Register tmp2);
2037   void kernel_crc32_avx512_256B(Register crc, Register buf, Register len, Register key, Register pos,
2038                                 Register tmp1, Register tmp2, Label& L_barrett, Label& L_16B_reduction_loop,
2039                                 Label& L_get_last_two_xmms, Label& L_128_done, Label& L_cleanup);
2040 
2041   // CRC32C code for java.util.zip.CRC32C::updateBytes() intrinsic
2042   // Note on a naming convention:
2043   // Prefix w = register only used on a Westmere+ architecture
2044   // Prefix n = register only used on a Nehalem architecture
2045   void crc32c_ipl_alg4(Register in_out, uint32_t n,
2046                        Register tmp1, Register tmp2, Register tmp3);
2047   void crc32c_pclmulqdq(XMMRegister w_xtmp1,
2048                         Register in_out,
2049                         uint32_t const_or_pre_comp_const_index, bool is_pclmulqdq_supported,
2050                         XMMRegister w_xtmp2,
2051                         Register tmp1,
2052                         Register n_tmp2, Register n_tmp3);
2053   void crc32c_rec_alt2(uint32_t const_or_pre_comp_const_index_u1, uint32_t const_or_pre_comp_const_index_u2, bool is_pclmulqdq_supported, Register in_out, Register in1, Register in2,
2054                        XMMRegister w_xtmp1, XMMRegister w_xtmp2, XMMRegister w_xtmp3,
2055                        Register tmp1, Register tmp2,
2056                        Register n_tmp3);
2057   void crc32c_proc_chunk(uint32_t size, uint32_t const_or_pre_comp_const_index_u1, uint32_t const_or_pre_comp_const_index_u2, bool is_pclmulqdq_supported,
2058                          Register in_out1, Register in_out2, Register in_out3,
2059                          Register tmp1, Register tmp2, Register tmp3,
2060                          XMMRegister w_xtmp1, XMMRegister w_xtmp2, XMMRegister w_xtmp3,
2061                          Register tmp4, Register tmp5,
2062                          Register n_tmp6);
2063   void crc32c_ipl_alg2_alt2(Register in_out, Register in1, Register in2,
2064                             Register tmp1, Register tmp2, Register tmp3,
2065                             Register tmp4, Register tmp5, Register tmp6,
2066                             XMMRegister w_xtmp1, XMMRegister w_xtmp2, XMMRegister w_xtmp3,
2067                             bool is_pclmulqdq_supported);
2068   // Fold 128-bit data chunk
2069   void fold_128bit_crc32(XMMRegister xcrc, XMMRegister xK, XMMRegister xtmp, Register buf, int offset);
2070   void fold_128bit_crc32(XMMRegister xcrc, XMMRegister xK, XMMRegister xtmp, XMMRegister xbuf);
2071   // Fold 512-bit data chunk
2072   void fold512bit_crc32_avx512(XMMRegister xcrc, XMMRegister xK, XMMRegister xtmp, Register buf, Register pos, int offset);
2073   // Fold 8-bit data
2074   void fold_8bit_crc32(Register crc, Register table, Register tmp);
2075   void fold_8bit_crc32(XMMRegister crc, Register table, XMMRegister xtmp, Register tmp);
2076 
2077   // Compress char[] array to byte[].
2078   void char_array_compress(Register src, Register dst, Register len,
2079                            XMMRegister tmp1, XMMRegister tmp2, XMMRegister tmp3,
2080                            XMMRegister tmp4, Register tmp5, Register result,
2081                            KRegister mask1 = knoreg, KRegister mask2 = knoreg);
2082 
2083   // Inflate byte[] array to char[].
2084   void byte_array_inflate(Register src, Register dst, Register len,
2085                           XMMRegister tmp1, Register tmp2, KRegister mask = knoreg);
2086 
2087   void fill_masked(BasicType bt, Address dst, XMMRegister xmm, KRegister mask,
2088                    Register length, Register temp, int vec_enc);
2089 
2090   void fill64_masked(uint shift, Register dst, int disp,
2091                          XMMRegister xmm, KRegister mask, Register length,
2092                          Register temp, bool use64byteVector = false);
2093 
2094   void fill32_masked(uint shift, Register dst, int disp,
2095                          XMMRegister xmm, KRegister mask, Register length,
2096                          Register temp);
2097 
2098   void fill32(Address dst, XMMRegister xmm);
2099 
2100   void fill32(Register dst, int disp, XMMRegister xmm);
2101 
2102   void fill64(Address dst, XMMRegister xmm, bool use64byteVector = false);
2103 
2104   void fill64(Register dst, int dis, XMMRegister xmm, bool use64byteVector = false);
2105 
2106   void convert_f2i(Register dst, XMMRegister src);
2107   void convert_d2i(Register dst, XMMRegister src);
2108   void convert_f2l(Register dst, XMMRegister src);
2109   void convert_d2l(Register dst, XMMRegister src);
2110   void round_double(Register dst, XMMRegister src, Register rtmp, Register rcx);
2111   void round_float(Register dst, XMMRegister src, Register rtmp, Register rcx);
2112 
2113   void cache_wb(Address line);
2114   void cache_wbsync(bool is_pre);
2115 
2116 #ifdef COMPILER2
2117   void generate_fill_avx3(BasicType type, Register to, Register value,
2118                           Register count, Register rtmp, XMMRegister xtmp);
2119 #endif // COMPILER2
2120 
2121   void vallones(XMMRegister dst, int vector_len);
2122 
2123   void check_stack_alignment(Register sp, const char* msg, unsigned bias = 0, Register tmp = noreg);
2124 
2125   void fast_lock(Register basic_lock, Register obj, Register reg_rax, Register tmp, Label& slow);
2126   void fast_unlock(Register obj, Register reg_rax, Register tmp, Label& slow);
2127 
2128   void save_legacy_gprs();
2129   void restore_legacy_gprs();
2130   void load_aotrc_address(Register reg, address a);
2131   void setcc(Assembler::Condition comparison, Register dst);
2132 };
2133 
2134 #endif // CPU_X86_MACROASSEMBLER_X86_HPP